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X-Received-From: 2607:f8b0:4864:20::633 Subject: [Qemu-devel] [PATCH v4 1/3] hw/gpio: Add basic Aspeed GPIO model for AST2400 and AST2500 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: andrew@aj.id.au, qemu-devel@nongnu.org, aik@ozlabs.ru, joel@jms.id.au, Rashmica Gupta , clg@kaod.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" GPIO pins are arranged in groups of 8 pins labeled A,B,..,Y,Z,AA,AB,AC. (Note that the ast2400 controller only goes up to group AB). A set has four groups (except set AC which only has one) and is referred to by the groups it is composed of (eg ABCD,EFGH,...,YZAAAB). Each set is accessed and controlled by a bank of 14 registers. These registers operate on a per pin level where each bit in the register corresponds to a pin, except for the command source registers. The command source registers operate on a per group level where bits 24, 16, 8 and 0 correspond to each group in the set. eg. registers for set ABCD: |D7...D0|C7...C0|B7...B0|A7...A0| <- GPIOs |31...24|23...16|15....8|7.....0| <- bit position Note that there are a couple of groups that only have 4 pins. There are two ways that this model deviates from the behaviour of the actual controller: (1) The only control source driving the GPIO pins in the model is the ARM model (as there currently aren't models for the LPC or Coprocessor). (2) None of the registers in the model are reset tolerant (needs integration with the watchdog). Signed-off-by: Rashmica Gupta Tested-by: Andrew Jeffery --- hw/gpio/Makefile.objs | 1 + hw/gpio/aspeed_gpio.c | 876 ++++++++++++++++++++++++++++++++++ include/hw/gpio/aspeed_gpio.h | 107 +++++ 3 files changed, 984 insertions(+) create mode 100644 hw/gpio/aspeed_gpio.c create mode 100644 include/hw/gpio/aspeed_gpio.h diff --git a/hw/gpio/Makefile.objs b/hw/gpio/Makefile.objs index e5da0cb54f..d305b3b24b 100644 --- a/hw/gpio/Makefile.objs +++ b/hw/gpio/Makefile.objs @@ -9,3 +9,4 @@ obj-$(CONFIG_OMAP) +=3D omap_gpio.o obj-$(CONFIG_IMX) +=3D imx_gpio.o obj-$(CONFIG_RASPI) +=3D bcm2835_gpio.o obj-$(CONFIG_NRF51_SOC) +=3D nrf51_gpio.o +obj-$(CONFIG_ASPEED_SOC) +=3D aspeed_gpio.o diff --git a/hw/gpio/aspeed_gpio.c b/hw/gpio/aspeed_gpio.c new file mode 100644 index 0000000000..bd5af81336 --- /dev/null +++ b/hw/gpio/aspeed_gpio.c @@ -0,0 +1,876 @@ +/* + * ASPEED GPIO Controller + * + * Copyright (C) 2017-2019 IBM Corp. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include + +#include "qemu/osdep.h" +#include "qemu/host-utils.h" +#include "qemu/log.h" +#include "hw/gpio/aspeed_gpio.h" +#include "include/hw/misc/aspeed_scu.h" +#include "qapi/error.h" +#include "qapi/visitor.h" + +#define GPIOS_PER_REG 32 +#define GPIOS_PER_SET GPIOS_PER_REG +#define GPIO_PIN_GAP_SIZE 4 +#define GPIOS_PER_GROUP 8 +#define GPIO_GROUP_SHIFT 3 + +/* GPIO Source Types */ +#define ASPEED_CMD_SRC_MASK 0x01010101 +#define ASPEED_SOURCE_ARM 0 +#define ASPEED_SOURCE_LPC 1 +#define ASPEED_SOURCE_COPROCESSOR 2 +#define ASPEED_SOURCE_RESERVED 3 + +/* GPIO Interrupt Triggers */ +/* + * For each set of gpios there are three sensitivity registers that contr= ol + * the interrupt trigger mode. + * + * | 2 | 1 | 0 | trigger mode + * ----------------------------- + * | 0 | 0 | 0 | falling-edge + * | 0 | 0 | 1 | rising-edge + * | 0 | 1 | 0 | level-low + * | 0 | 1 | 1 | level-high + * | 1 | X | X | dual-edge + */ +#define ASPEED_FALLING_EDGE 0 +#define ASPEED_RISING_EDGE 1 +#define ASPEED_LEVEL_LOW 2 +#define ASPEED_LEVEL_HIGH 3 +#define ASPEED_DUAL_EDGE 4 + +/* GPIO Register Address Offsets */ +#define GPIO_ABCD_DATA_VALUE (0x000 >> 2) +#define GPIO_ABCD_DIRECTION (0x004 >> 2) +#define GPIO_ABCD_INT_ENABLE (0x008 >> 2) +#define GPIO_ABCD_INT_SENS_0 (0x00C >> 2) +#define GPIO_ABCD_INT_SENS_1 (0x010 >> 2) +#define GPIO_ABCD_INT_SENS_2 (0x014 >> 2) +#define GPIO_ABCD_INT_STATUS (0x018 >> 2) +#define GPIO_ABCD_RESET_TOLERANT (0x01C >> 2) +#define GPIO_EFGH_DATA_VALUE (0x020 >> 2) +#define GPIO_EFGH_DIRECTION (0x024 >> 2) +#define GPIO_EFGH_INT_ENABLE (0x028 >> 2) +#define GPIO_EFGH_INT_SENS_0 (0x02C >> 2) +#define GPIO_EFGH_INT_SENS_1 (0x030 >> 2) +#define GPIO_EFGH_INT_SENS_2 (0x034 >> 2) +#define GPIO_EFGH_INT_STATUS (0x038 >> 2) +#define GPIO_EFGH_RESET_TOLERANT (0x03C >> 2) +#define GPIO_ABCD_DEBOUNCE_1 (0x040 >> 2) +#define GPIO_ABCD_DEBOUNCE_2 (0x044 >> 2) +#define GPIO_EFGH_DEBOUNCE_1 (0x048 >> 2) +#define GPIO_EFGH_DEBOUNCE_2 (0x04C >> 2) +#define GPIO_DEBOUNCE_TIME_1 (0x050 >> 2) +#define GPIO_DEBOUNCE_TIME_2 (0x054 >> 2) +#define GPIO_DEBOUNCE_TIME_3 (0x058 >> 2) +#define GPIO_ABCD_COMMAND_SRC_0 (0x060 >> 2) +#define GPIO_ABCD_COMMAND_SRC_1 (0x064 >> 2) +#define GPIO_EFGH_COMMAND_SRC_0 (0x068 >> 2) +#define GPIO_EFGH_COMMAND_SRC_1 (0x06C >> 2) +#define GPIO_IJKL_DATA_VALUE (0x070 >> 2) +#define GPIO_IJKL_DIRECTION (0x074 >> 2) +#define GPIO_MNOP_DATA_VALUE (0x078 >> 2) +#define GPIO_MNOP_DIRECTION (0x07C >> 2) +#define GPIO_QRST_DATA_VALUE (0x080 >> 2) +#define GPIO_QRST_DIRECTION (0x084 >> 2) +#define GPIO_UVWX_DATA_VALUE (0x088 >> 2) +#define GPIO_UVWX_DIRECTION (0x08C >> 2) +#define GPIO_IJKL_COMMAND_SRC_0 (0x090 >> 2) +#define GPIO_IJKL_COMMAND_SRC_1 (0x094 >> 2) +#define GPIO_IJKL_INT_ENABLE (0x098 >> 2) +#define GPIO_IJKL_INT_SENS_0 (0x09C >> 2) +#define GPIO_IJKL_INT_SENS_1 (0x0A0 >> 2) +#define GPIO_IJKL_INT_SENS_2 (0x0A4 >> 2) +#define GPIO_IJKL_INT_STATUS (0x0A8 >> 2) +#define GPIO_IJKL_RESET_TOLERANT (0x0AC >> 2) +#define GPIO_IJKL_DEBOUNCE_1 (0x0B0 >> 2) +#define GPIO_IJKL_DEBOUNCE_2 (0x0B4 >> 2) +#define GPIO_IJKL_INPUT_MASK (0x0B8 >> 2) +#define GPIO_ABCD_DATA_READ (0x0C0 >> 2) +#define GPIO_EFGH_DATA_READ (0x0C4 >> 2) +#define GPIO_IJKL_DATA_READ (0x0C8 >> 2) +#define GPIO_MNOP_DATA_READ (0x0CC >> 2) +#define GPIO_QRST_DATA_READ (0x0D0 >> 2) +#define GPIO_UVWX_DATA_READ (0x0D4 >> 2) +#define GPIO_YZAAAB_DATA_READ (0x0D8 >> 2) +#define GPIO_AC_DATA_READ (0x0DC >> 2) +#define GPIO_MNOP_COMMAND_SRC_0 (0x0E0 >> 2) +#define GPIO_MNOP_COMMAND_SRC_1 (0x0E4 >> 2) +#define GPIO_MNOP_INT_ENABLE (0x0E8 >> 2) +#define GPIO_MNOP_INT_SENS_0 (0x0EC >> 2) +#define GPIO_MNOP_INT_SENS_1 (0x0F0 >> 2) +#define GPIO_MNOP_INT_SENS_2 (0x0F4 >> 2) +#define GPIO_MNOP_INT_STATUS (0x0F8 >> 2) +#define GPIO_MNOP_RESET_TOLERANT (0x0FC >> 2) +#define GPIO_MNOP_DEBOUNCE_1 (0x100 >> 2) +#define GPIO_MNOP_DEBOUNCE_2 (0x104 >> 2) +#define GPIO_MNOP_INPUT_MASK (0x108 >> 2) +#define GPIO_QRST_COMMAND_SRC_0 (0x110 >> 2) +#define GPIO_QRST_COMMAND_SRC_1 (0x114 >> 2) +#define GPIO_QRST_INT_ENABLE (0x118 >> 2) +#define GPIO_QRST_INT_SENS_0 (0x11C >> 2) +#define GPIO_QRST_INT_SENS_1 (0x120 >> 2) +#define GPIO_QRST_INT_SENS_2 (0x124 >> 2) +#define GPIO_QRST_INT_STATUS (0x128 >> 2) +#define GPIO_QRST_RESET_TOLERANT (0x12C >> 2) +#define GPIO_QRST_DEBOUNCE_1 (0x130 >> 2) +#define GPIO_QRST_DEBOUNCE_2 (0x134 >> 2) +#define GPIO_QRST_INPUT_MASK (0x138 >> 2) +#define GPIO_UVWX_COMMAND_SRC_0 (0x140 >> 2) +#define GPIO_UVWX_COMMAND_SRC_1 (0x144 >> 2) +#define GPIO_UVWX_INT_ENABLE (0x148 >> 2) +#define GPIO_UVWX_INT_SENS_0 (0x14C >> 2) +#define GPIO_UVWX_INT_SENS_1 (0x150 >> 2) +#define GPIO_UVWX_INT_SENS_2 (0x154 >> 2) +#define GPIO_UVWX_INT_STATUS (0x158 >> 2) +#define GPIO_UVWX_RESET_TOLERANT (0x15C >> 2) +#define GPIO_UVWX_DEBOUNCE_1 (0x160 >> 2) +#define GPIO_UVWX_DEBOUNCE_2 (0x164 >> 2) +#define GPIO_UVWX_INPUT_MASK (0x168 >> 2) +#define GPIO_YZAAAB_COMMAND_SRC_0 (0x170 >> 2) +#define GPIO_YZAAAB_COMMAND_SRC_1 (0x174 >> 2) +#define GPIO_YZAAAB_INT_ENABLE (0x178 >> 2) +#define GPIO_YZAAAB_INT_SENS_0 (0x17C >> 2) +#define GPIO_YZAAAB_INT_SENS_1 (0x180 >> 2) +#define GPIO_YZAAAB_INT_SENS_2 (0x184 >> 2) +#define GPIO_YZAAAB_INT_STATUS (0x188 >> 2) +#define GPIO_YZAAAB_RESET_TOLERANT (0x18C >> 2) +#define GPIO_YZAAAB_DEBOUNCE_1 (0x190 >> 2) +#define GPIO_YZAAAB_DEBOUNCE_2 (0x194 >> 2) +#define GPIO_YZAAAB_INPUT_MASK (0x198 >> 2) +#define GPIO_AC_COMMAND_SRC_0 (0x1A0 >> 2) +#define GPIO_AC_COMMAND_SRC_1 (0x1A4 >> 2) +#define GPIO_AC_INT_ENABLE (0x1A8 >> 2) +#define GPIO_AC_INT_SENS_0 (0x1AC >> 2) +#define GPIO_AC_INT_SENS_1 (0x1B0 >> 2) +#define GPIO_AC_INT_SENS_2 (0x1B4 >> 2) +#define GPIO_AC_INT_STATUS (0x1B8 >> 2) +#define GPIO_AC_RESET_TOLERANT (0x1BC >> 2) +#define GPIO_AC_DEBOUNCE_1 (0x1C0 >> 2) +#define GPIO_AC_DEBOUNCE_2 (0x1C4 >> 2) +#define GPIO_AC_INPUT_MASK (0x1C8 >> 2) +#define GPIO_ABCD_INPUT_MASK (0x1D0 >> 2) +#define GPIO_EFGH_INPUT_MASK (0x1D4 >> 2) +#define GPIO_YZAAAB_DATA_VALUE (0x1E0 >> 2) +#define GPIO_YZAAAB_DIRECTION (0x1E4 >> 2) +#define GPIO_AC_DATA_VALUE (0x1E8 >> 2) +#define GPIO_AC_DIRECTION (0x1EC >> 2) +#define GPIO_3_6V_MEM_SIZE 0x1F0 +#define GPIO_3_6V_REG_ARRAY_SIZE (GPIO_3_6V_MEM_SIZE >> 2) + +static int aspeed_evaluate_irq(GPIOSets *regs, int gpio_prev_high, int gpi= o) +{ + uint32_t falling_edge =3D 0, rising_edge =3D 0; + uint32_t int_trigger =3D extract32(regs->int_sens_0, gpio, 1) + | extract32(regs->int_sens_1, gpio, 1) << 1 + | extract32(regs->int_sens_2, gpio, 1) << 2; + uint32_t gpio_curr_high =3D extract32(regs->data_value, gpio, 1); + uint32_t gpio_int_enabled =3D extract32(regs->int_enable, gpio, 1); + + if (!gpio_int_enabled) { + return 0; + } + + /* Detect edges */ + if (gpio_curr_high && !gpio_prev_high) { + rising_edge =3D 1; + } else if (!gpio_curr_high && gpio_prev_high) { + falling_edge =3D 1; + } + + if (((int_trigger =3D=3D ASPEED_FALLING_EDGE) && falling_edge) || + ((int_trigger =3D=3D ASPEED_RISING_EDGE) && rising_edge) || + ((int_trigger =3D=3D ASPEED_LEVEL_LOW) && !gpio_curr_high) || + ((int_trigger =3D=3D ASPEED_LEVEL_HIGH) && gpio_curr_high) || + ((int_trigger >=3D ASPEED_DUAL_EDGE) && (rising_edge || falling_e= dge))) + { + regs->int_status =3D deposit32(regs->int_status, gpio, 1, 1); + return 1; + } + return 0; +} + +#define nested_struct_index(ta, pa, m, tb, pb) \ + (pb - ((tb *)(((char *)pa) + offsetof(ta, m)))) + +static ptrdiff_t aspeed_gpio_set_idx(AspeedGPIOState *s, GPIOSets *regs) +{ + return nested_struct_index(AspeedGPIOState, s, sets, GPIOSets, regs); +} + +static void aspeed_gpio_update(AspeedGPIOState *s, GPIOSets *regs, + uint32_t value) +{ + uint32_t input_mask =3D regs->input_mask; + uint32_t direction =3D regs->direction; + uint32_t old =3D regs->data_value; + uint32_t new =3D value; + uint32_t diff; + int gpio; + + diff =3D old ^ new; + if (diff) { + for (gpio =3D 0; gpio < GPIOS_PER_REG; gpio++) { + uint32_t mask =3D 1 << gpio; + + /* If the gpio needs to be updated... */ + if (!(diff & mask)) { + continue; + } + + /* ...and we're output or not input-masked... */ + if (!(direction & mask) && (input_mask & mask)) { + continue; + } + + /* ...then update the state. */ + if (mask & new) { + regs->data_value |=3D mask; + } else { + regs->data_value &=3D ~mask; + } + + /* If the gpio is set to output... */ + if (direction & mask) { + /* ...trigger the line-state IRQ */ + ptrdiff_t set =3D aspeed_gpio_set_idx(s, regs); + size_t offset =3D set * GPIOS_PER_SET + gpio; + qemu_set_irq(s->gpios[offset], !!(new & mask)); + } else { + /* ...otherwise if we meet the line's current IRQ policy..= . */ + if (aspeed_evaluate_irq(regs, old & mask, gpio)) { + /* ...trigger the VIC IRQ */ + s->pending++; + } + } + } + } + qemu_set_irq(s->irq, !!(s->pending)); +} + +static uint32_t aspeed_adjust_pin(AspeedGPIOState *s, uint32_t pin) +{ + /* + * The 2500 has a 4 pin gap in group AB and the 2400 has a 4 pin + * gap in group Y (and only four pins in AB but this is the last group= so + * it doesn't matter). + */ + if (s->ctrl->gap && pin >=3D s->ctrl->gap) { + pin +=3D GPIO_PIN_GAP_SIZE; + } + + return pin; +} + +static uint32_t aspeed_get_set_idx_from_pin(AspeedGPIOState *s, uint32_t p= in) +{ + return aspeed_adjust_pin(s, pin) >> 5; +} + +static bool aspeed_gpio_get_pin_level(AspeedGPIOState *s, uint32_t set_idx, + uint32_t pin_mask) +{ + uint32_t reg_val; + + reg_val =3D s->sets[set_idx].data_value; + + return !!(reg_val & pin_mask); +} + +static void aspeed_gpio_set_pin_level(AspeedGPIOState *s, uint32_t set_idx, + uint32_t pin_mask, bool level) +{ + uint32_t value =3D s->sets[set_idx].data_value; + + if (level) { + value |=3D pin_mask; + } else { + value &=3D !pin_mask; + } + + aspeed_gpio_update(s, &s->sets[set_idx], value); +} + +/* + * | src_1 | src_2 | source | + * |-----------------------------| + * | 0 | 0 | ARM | + * | 0 | 1 | LPC | + * | 1 | 0 | Coprocessor| + * | 1 | 1 | Reserved | + * + * Once the source of a set is programmed, corresponding bits in the + * data_value, direction, interrupt [enable, sens[0-2]], reset_tol and + * debounce registers can only be written by the source. + * + * Source is ARM by default + * only bits 24, 16, 8, and 0 can be set + * + * we don't currently have a model for the LPC or Coprocessor + */ +static uint32_t update_value_control_source(GPIOSets *regs, uint32_t old_v= alue, + uint32_t value) +{ + int i; + int cmd_source; + + /* assume the source is always ARM for now */ + int source =3D ASPEED_SOURCE_ARM; + + uint32_t new_value =3D 0; + + /* for each group in set */ + for (i =3D 0; i < GPIOS_PER_REG; i +=3D GPIOS_PER_GROUP) { + cmd_source =3D extract32(regs->cmd_source_0, i, 1) + | (extract32(regs->cmd_source_1, i, 1) << 1); + + if (source =3D=3D cmd_source) { + new_value |=3D (0xff << i) & value; + } else { + new_value |=3D (0xff << i) & old_value; + } + } + return new_value; +} + +static const AspeedGPIOReg aspeed_3_6v_gpios[GPIO_3_6V_REG_ARRAY_SIZE] =3D= { + /* Set ABCD */ + [GPIO_ABCD_DATA_VALUE] =3D { 0, gpio_reg_data_value }, + [GPIO_ABCD_DIRECTION] =3D { 0, gpio_reg_direction }, + [GPIO_ABCD_INT_ENABLE] =3D { 0, gpio_reg_int_enable }, + [GPIO_ABCD_INT_SENS_0] =3D { 0, gpio_reg_int_sens_0 }, + [GPIO_ABCD_INT_SENS_1] =3D { 0, gpio_reg_int_sens_1 }, + [GPIO_ABCD_INT_SENS_2] =3D { 0, gpio_reg_int_sens_2 }, + [GPIO_ABCD_INT_STATUS] =3D { 0, gpio_reg_int_status }, + [GPIO_ABCD_RESET_TOLERANT] =3D { 0, gpio_reg_reset_tolerant }, + [GPIO_ABCD_DEBOUNCE_1] =3D { 0, gpio_reg_debounce_1 }, + [GPIO_ABCD_DEBOUNCE_2] =3D { 0, gpio_reg_debounce_2 }, + [GPIO_ABCD_COMMAND_SRC_0] =3D { 0, gpio_reg_cmd_source_0 }, + [GPIO_ABCD_COMMAND_SRC_1] =3D { 0, gpio_reg_cmd_source_1 }, + [GPIO_ABCD_DATA_READ] =3D { 0, gpio_reg_data_read }, + [GPIO_ABCD_INPUT_MASK] =3D { 0, gpio_reg_input_mask }, + /* Set EFGH */ + [GPIO_EFGH_DATA_VALUE] =3D { 1, gpio_reg_data_value }, + [GPIO_EFGH_DIRECTION] =3D { 1, gpio_reg_direction }, + [GPIO_EFGH_INT_ENABLE] =3D { 1, gpio_reg_int_enable }, + [GPIO_EFGH_INT_SENS_0] =3D { 1, gpio_reg_int_sens_0 }, + [GPIO_EFGH_INT_SENS_1] =3D { 1, gpio_reg_int_sens_1 }, + [GPIO_EFGH_INT_SENS_2] =3D { 1, gpio_reg_int_sens_2 }, + [GPIO_EFGH_INT_STATUS] =3D { 1, gpio_reg_int_status }, + [GPIO_EFGH_RESET_TOLERANT] =3D { 1, gpio_reg_reset_tolerant }, + [GPIO_EFGH_DEBOUNCE_1] =3D { 1, gpio_reg_debounce_1 }, + [GPIO_EFGH_DEBOUNCE_2] =3D { 1, gpio_reg_debounce_2 }, + [GPIO_EFGH_COMMAND_SRC_0] =3D { 1, gpio_reg_cmd_source_0 }, + [GPIO_EFGH_COMMAND_SRC_1] =3D { 1, gpio_reg_cmd_source_1 }, + [GPIO_EFGH_DATA_READ] =3D { 1, gpio_reg_data_read }, + [GPIO_EFGH_INPUT_MASK] =3D { 1, gpio_reg_input_mask }, + /* Set IJKL */ + [GPIO_IJKL_DATA_VALUE] =3D { 2, gpio_reg_data_value }, + [GPIO_IJKL_DIRECTION] =3D { 2, gpio_reg_direction }, + [GPIO_IJKL_INT_ENABLE] =3D { 2, gpio_reg_int_enable }, + [GPIO_IJKL_INT_SENS_0] =3D { 2, gpio_reg_int_sens_0 }, + [GPIO_IJKL_INT_SENS_1] =3D { 2, gpio_reg_int_sens_1 }, + [GPIO_IJKL_INT_SENS_2] =3D { 2, gpio_reg_int_sens_2 }, + [GPIO_IJKL_INT_STATUS] =3D { 2, gpio_reg_int_status }, + [GPIO_IJKL_RESET_TOLERANT] =3D { 2, gpio_reg_reset_tolerant }, + [GPIO_IJKL_DEBOUNCE_1] =3D { 2, gpio_reg_debounce_1 }, + [GPIO_IJKL_DEBOUNCE_2] =3D { 2, gpio_reg_debounce_2 }, + [GPIO_IJKL_COMMAND_SRC_0] =3D { 2, gpio_reg_cmd_source_0 }, + [GPIO_IJKL_COMMAND_SRC_1] =3D { 2, gpio_reg_cmd_source_1 }, + [GPIO_IJKL_DATA_READ] =3D { 2, gpio_reg_data_read }, + [GPIO_IJKL_INPUT_MASK] =3D { 2, gpio_reg_input_mask }, + /* Set MNOP */ + [GPIO_MNOP_DATA_VALUE] =3D { 3, gpio_reg_data_value }, + [GPIO_MNOP_DIRECTION] =3D { 3, gpio_reg_direction }, + [GPIO_MNOP_INT_ENABLE] =3D { 3, gpio_reg_int_enable }, + [GPIO_MNOP_INT_SENS_0] =3D { 3, gpio_reg_int_sens_0 }, + [GPIO_MNOP_INT_SENS_1] =3D { 3, gpio_reg_int_sens_1 }, + [GPIO_MNOP_INT_SENS_2] =3D { 3, gpio_reg_int_sens_2 }, + [GPIO_MNOP_INT_STATUS] =3D { 3, gpio_reg_int_status }, + [GPIO_MNOP_RESET_TOLERANT] =3D { 3, gpio_reg_reset_tolerant }, + [GPIO_MNOP_DEBOUNCE_1] =3D { 3, gpio_reg_debounce_1 }, + [GPIO_MNOP_DEBOUNCE_2] =3D { 3, gpio_reg_debounce_2 }, + [GPIO_MNOP_COMMAND_SRC_0] =3D { 3, gpio_reg_cmd_source_0 }, + [GPIO_MNOP_COMMAND_SRC_1] =3D { 3, gpio_reg_cmd_source_1 }, + [GPIO_MNOP_DATA_READ] =3D { 3, gpio_reg_data_read }, + [GPIO_MNOP_INPUT_MASK] =3D { 3, gpio_reg_input_mask }, + /* Set QRST */ + [GPIO_QRST_DATA_VALUE] =3D { 4, gpio_reg_data_value }, + [GPIO_QRST_DIRECTION] =3D { 4, gpio_reg_direction }, + [GPIO_QRST_INT_ENABLE] =3D { 4, gpio_reg_int_enable }, + [GPIO_QRST_INT_SENS_0] =3D { 4, gpio_reg_int_sens_0 }, + [GPIO_QRST_INT_SENS_1] =3D { 4, gpio_reg_int_sens_1 }, + [GPIO_QRST_INT_SENS_2] =3D { 4, gpio_reg_int_sens_2 }, + [GPIO_QRST_INT_STATUS] =3D { 4, gpio_reg_int_status }, + [GPIO_QRST_RESET_TOLERANT] =3D { 4, gpio_reg_reset_tolerant }, + [GPIO_QRST_DEBOUNCE_1] =3D { 4, gpio_reg_debounce_1 }, + [GPIO_QRST_DEBOUNCE_2] =3D { 4, gpio_reg_debounce_2 }, + [GPIO_QRST_COMMAND_SRC_0] =3D { 4, gpio_reg_cmd_source_0 }, + [GPIO_QRST_COMMAND_SRC_1] =3D { 4, gpio_reg_cmd_source_1 }, + [GPIO_QRST_DATA_READ] =3D { 4, gpio_reg_data_read }, + [GPIO_QRST_INPUT_MASK] =3D { 4, gpio_reg_input_mask }, + /* Set UVWX */ + [GPIO_UVWX_DATA_VALUE] =3D { 5, gpio_reg_data_value }, + [GPIO_UVWX_DIRECTION] =3D { 5, gpio_reg_direction }, + [GPIO_UVWX_INT_ENABLE] =3D { 5, gpio_reg_int_enable }, + [GPIO_UVWX_INT_SENS_0] =3D { 5, gpio_reg_int_sens_0 }, + [GPIO_UVWX_INT_SENS_1] =3D { 5, gpio_reg_int_sens_1 }, + [GPIO_UVWX_INT_SENS_2] =3D { 5, gpio_reg_int_sens_2 }, + [GPIO_UVWX_INT_STATUS] =3D { 5, gpio_reg_int_status }, + [GPIO_UVWX_RESET_TOLERANT] =3D { 5, gpio_reg_reset_tolerant }, + [GPIO_UVWX_DEBOUNCE_1] =3D { 5, gpio_reg_debounce_1 }, + [GPIO_UVWX_DEBOUNCE_2] =3D { 5, gpio_reg_debounce_2 }, + [GPIO_UVWX_COMMAND_SRC_0] =3D { 5, gpio_reg_cmd_source_0 }, + [GPIO_UVWX_COMMAND_SRC_1] =3D { 5, gpio_reg_cmd_source_1 }, + [GPIO_UVWX_DATA_READ] =3D { 5, gpio_reg_data_read }, + [GPIO_UVWX_INPUT_MASK] =3D { 5, gpio_reg_input_mask }, + /* Set YZAAAB */ + [GPIO_YZAAAB_DATA_VALUE] =3D { 6, gpio_reg_data_value }, + [GPIO_YZAAAB_DIRECTION] =3D { 6, gpio_reg_direction }, + [GPIO_YZAAAB_INT_ENABLE] =3D { 6, gpio_reg_int_enable }, + [GPIO_YZAAAB_INT_SENS_0] =3D { 6, gpio_reg_int_sens_0 }, + [GPIO_YZAAAB_INT_SENS_1] =3D { 6, gpio_reg_int_sens_1 }, + [GPIO_YZAAAB_INT_SENS_2] =3D { 6, gpio_reg_int_sens_2 }, + [GPIO_YZAAAB_INT_STATUS] =3D { 6, gpio_reg_int_status }, + [GPIO_YZAAAB_RESET_TOLERANT] =3D { 6, gpio_reg_reset_tolerant }, + [GPIO_YZAAAB_DEBOUNCE_1] =3D { 6, gpio_reg_debounce_1 }, + [GPIO_YZAAAB_DEBOUNCE_2] =3D { 6, gpio_reg_debounce_2 }, + [GPIO_YZAAAB_COMMAND_SRC_0] =3D { 6, gpio_reg_cmd_source_0 }, + [GPIO_YZAAAB_COMMAND_SRC_1] =3D { 6, gpio_reg_cmd_source_1 }, + [GPIO_YZAAAB_DATA_READ] =3D { 6, gpio_reg_data_read }, + [GPIO_YZAAAB_INPUT_MASK] =3D { 6, gpio_reg_input_mask }, + /* Set AC (ast2500 only) */ + [GPIO_AC_DATA_VALUE] =3D { 7, gpio_reg_data_value }, + [GPIO_AC_DIRECTION] =3D { 7, gpio_reg_direction }, + [GPIO_AC_INT_ENABLE] =3D { 7, gpio_reg_int_enable }, + [GPIO_AC_INT_SENS_0] =3D { 7, gpio_reg_int_sens_0 }, + [GPIO_AC_INT_SENS_1] =3D { 7, gpio_reg_int_sens_1 }, + [GPIO_AC_INT_SENS_2] =3D { 7, gpio_reg_int_sens_2 }, + [GPIO_AC_INT_STATUS] =3D { 7, gpio_reg_int_status }, + [GPIO_AC_RESET_TOLERANT] =3D { 7, gpio_reg_reset_tolerant }, + [GPIO_AC_DEBOUNCE_1] =3D { 7, gpio_reg_debounce_1 }, + [GPIO_AC_DEBOUNCE_2] =3D { 7, gpio_reg_debounce_2 }, + [GPIO_AC_COMMAND_SRC_0] =3D { 7, gpio_reg_cmd_source_0 }, + [GPIO_AC_COMMAND_SRC_1] =3D { 7, gpio_reg_cmd_source_1 }, + [GPIO_AC_DATA_READ] =3D { 7, gpio_reg_data_read }, + [GPIO_AC_INPUT_MASK] =3D { 7, gpio_reg_input_mask }, +}; + +static uint64_t aspeed_gpio_read(void *opaque, hwaddr offset, uint32_t siz= e) +{ + AspeedGPIOState *s =3D ASPEED_GPIO(opaque); + uint64_t idx =3D -1; + const struct AspeedGPIOReg *reg; + struct GPIOSets *set; + + idx =3D offset >> 2; + if (idx >=3D GPIO_DEBOUNCE_TIME_1 && idx <=3D GPIO_DEBOUNCE_TIME_3) { + idx -=3D GPIO_DEBOUNCE_TIME_1; + return (uint64_t) s->debounce_regs[idx]; + } + + reg =3D &s->lookup[idx]; + if (reg->set_idx >=3D s->ctrl->nr_gpio_sets) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: no getter for offset %lx\n", + __func__, offset); + return 0; + } + + set =3D &s->sets[reg->set_idx]; + switch (reg->type) { + case gpio_reg_data_value: + return set->data_value; + case gpio_reg_direction: + return set->direction; + case gpio_reg_int_enable: + return set->int_enable; + case gpio_reg_int_sens_0: + return set->int_sens_0; + case gpio_reg_int_sens_1: + return set->int_sens_1; + case gpio_reg_int_sens_2: + return set->int_sens_2; + case gpio_reg_int_status: + return set->int_status; + case gpio_reg_reset_tolerant: + return set->reset_tol; + case gpio_reg_debounce_1: + return set->debounce_1; + case gpio_reg_debounce_2: + return set->debounce_2; + case gpio_reg_cmd_source_0: + return set->cmd_source_0; + case gpio_reg_cmd_source_1: + return set->cmd_source_1; + case gpio_reg_data_read: + return set->data_read; + case gpio_reg_input_mask: + return set->input_mask; + default: + qemu_log_mask(LOG_GUEST_ERROR, "%s: no getter for offset %lx\n", + __func__, offset); + return 0; + }; +} + +static void aspeed_gpio_write(void *opaque, hwaddr offset, uint64_t data, + uint32_t size) +{ + AspeedGPIOState *s =3D ASPEED_GPIO(opaque); + const GPIOSetProperties *props; + uint64_t idx =3D -1; + const struct AspeedGPIOReg *reg; + struct GPIOSets *set; + uint32_t cleared; + + idx =3D offset >> 2; + if (idx >=3D GPIO_DEBOUNCE_TIME_1 && idx <=3D GPIO_DEBOUNCE_TIME_3) { + idx -=3D GPIO_DEBOUNCE_TIME_1; + s->debounce_regs[idx] =3D (uint32_t) data; + return; + } + + reg =3D &s->lookup[idx]; + if (reg->set_idx >=3D s->ctrl->nr_gpio_sets) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: no setter for offset %lx\n", + __func__, offset); + return; + } + + set =3D &s->sets[reg->set_idx]; + props =3D &s->ctrl->props[reg->set_idx]; + + switch (reg->type) { + case gpio_reg_data_value: + data &=3D props->output; + data =3D update_value_control_source(set, set->data_value, data); + set->data_read =3D data; + aspeed_gpio_update(s, set, data); + return; + case gpio_reg_direction: + /* + * where data is the value attempted to be written to the pin: + * pin type | input mask | output mask | expected value + * ------------------------------------------------------------ + * bidirectional | 1 | 1 | data + * input only | 1 | 0 | 0 + * output only | 0 | 1 | 1 + * no pin / gap | 0 | 0 | 0 + * + * which is captured by: + * data =3D ( data | ~input) & output; + */ + data =3D (data | ~props->input) & props->output; + set->direction =3D update_value_control_source(set, set->direction= , data); + break; + case gpio_reg_int_enable: + set->int_enable =3D update_value_control_source(set, set->int_enab= le, + data); + break; + case gpio_reg_int_sens_0: + set->int_sens_0 =3D update_value_control_source(set, set->int_sens= _0, + data); + break; + case gpio_reg_int_sens_1: + set->int_sens_1 =3D update_value_control_source(set, set->int_sens= _1, + data); + break; + case gpio_reg_int_sens_2: + set->int_sens_2 =3D update_value_control_source(set, set->int_sens= _2, + data); + break; + case gpio_reg_int_status: + cleared =3D ctpop32(data & set->int_status); + if (s->pending && cleared) { + assert(s->pending >=3D cleared); + s->pending -=3D cleared; + } + set->int_status &=3D ~data; + break; + case gpio_reg_reset_tolerant: + set->reset_tol =3D update_value_control_source(set, set->reset_tol, + data); + return; + case gpio_reg_debounce_1: + set->debounce_1 =3D update_value_control_source(set, set->debounce= _1, + data); + return; + case gpio_reg_debounce_2: + set->debounce_2 =3D update_value_control_source(set, set->debounce= _2, + data); + return; + case gpio_reg_cmd_source_0: + set->cmd_source_0 =3D data & ASPEED_CMD_SRC_MASK; + return; + case gpio_reg_cmd_source_1: + set->cmd_source_1 =3D data & ASPEED_CMD_SRC_MASK; + return; + case gpio_reg_data_read: + /* Read only register */ + return; + case gpio_reg_input_mask: + /* + * feeds into interrupt generation + * 0: read from data value reg will be updated + * 1: read from data value reg will not be updated + */ + set->input_mask =3D data & props->input; + break; + default: + qemu_log_mask(LOG_GUEST_ERROR, "%s: no setter for offset %lx\n", + __func__, offset); + return; + } + aspeed_gpio_update(s, set, set->data_value); + return; +} + +static int get_set_idx(AspeedGPIOState *s, char *group, int *group_idx) +{ + int set_idx, g_idx =3D *group_idx; + + for (set_idx =3D 0; set_idx < s->ctrl->nr_gpio_sets; set_idx++) { + const GPIOSetProperties *set_props =3D &s->ctrl->props[set_idx]; + for (g_idx =3D 0; g_idx < ASPEED_GROUPS_PER_SET; g_idx++) { + if (!strncmp(group, set_props->group_label[g_idx], strlen(grou= p))) { + *group_idx =3D g_idx; + return set_idx; + } + } + } + return -1; +} + +static void aspeed_gpio_get_pin(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + int pin =3D 0xfff; + bool level =3D true; + char group[3]; + AspeedGPIOState *s =3D ASPEED_GPIO(obj); + int set_idx, group_idx =3D 0; + + if (sscanf(name, "gpio%2[A-Z]%1d", group, &pin) !=3D 2) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: error reading %s\n", + __func__, name); + return; + } + set_idx =3D get_set_idx(s, group, &group_idx); + if (set_idx =3D=3D -1) { + return; + } + pin =3D (1 << pin) << group_idx * GPIOS_PER_GROUP; + level =3D aspeed_gpio_get_pin_level(s, set_idx, pin); + visit_type_bool(v, name, &level, errp); +} + +static void aspeed_gpio_set_pin(Object *obj, Visitor *v, const char *name, + void *opaque, Error **errp) +{ + Error *local_err =3D NULL; + bool level; + int pin =3D 0xfff; + char group[3]; + AspeedGPIOState *s =3D ASPEED_GPIO(obj); + int set_idx, group_idx =3D 0; + + visit_type_bool(v, name, &level, &local_err); + if (sscanf(name, "gpio%2[A-Z]%1d", group, &pin) !=3D 2) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: error reading %s\n", + __func__, name); + return; + } + set_idx =3D get_set_idx(s, group, &group_idx); + if (set_idx =3D=3D -1) { + return; + } + pin =3D (1 << pin) << group_idx * GPIOS_PER_GROUP; + aspeed_gpio_set_pin_level(s, set_idx, pin, level); +} + +/****************** Setup functions ******************/ +static const GPIOSetProperties ast2400_set_props[] =3D { + [0] =3D {0xffffffff, 0xffffffff, {"A", "B", "C", "D"} }, + [1] =3D {0xffffffff, 0xffffffff, {"E", "F", "G", "H"} }, + [2] =3D {0xffffffff, 0xffffffff, {"I", "J", "K", "L"} }, + [3] =3D {0xffffffff, 0xffffffff, {"M", "N", "O", "P"} }, + [4] =3D {0xffffffff, 0xffffffff, {"Q", "R", "S", "T"} }, + [5] =3D {0xffffffff, 0x0000ffff, {"U", "V", "W", "X"} }, + [6] =3D {0x0000000f, 0x0fffff0f, {"Y", "Z", "AA", "AB"} }, +}; + +static const GPIOSetProperties ast2500_set_props[] =3D { + [0] =3D {0xffffffff, 0xffffffff, {"A", "B", "C", "D"} }, + [1] =3D {0xffffffff, 0xffffffff, {"E", "F", "G", "H"} }, + [2] =3D {0xffffffff, 0xffffffff, {"I", "J", "K", "L"} }, + [3] =3D {0xffffffff, 0xffffffff, {"M", "N", "O", "P"} }, + [4] =3D {0xffffffff, 0xffffffff, {"Q", "R", "S", "T"} }, + [5] =3D {0xffffffff, 0x0000ffff, {"U", "V", "W", "X"} }, + [6] =3D {0xffffff0f, 0x0fffff0f, {"Y", "Z", "AA", "AB"} }, + [7] =3D {0x000000ff, 0x000000ff, {"AC"} }, +}; + +static const AspeedGPIOController aspeed_gpio_ast2400_controller =3D { + .props =3D ast2400_set_props, + .nr_gpio_pins =3D 216, + .nr_gpio_sets =3D 7, + .gap =3D 196, +}; + +static const AspeedGPIOController aspeed_gpio_ast2500_controller =3D { + .props =3D ast2500_set_props, + .nr_gpio_pins =3D 228, + .nr_gpio_sets =3D 8, + .gap =3D 220, +}; + +static const MemoryRegionOps aspeed_gpio_ops =3D { + .read =3D aspeed_gpio_read, + .write =3D aspeed_gpio_write, + .endianness =3D DEVICE_LITTLE_ENDIAN, + .valid.min_access_size =3D 4, + .valid.max_access_size =3D 4, +}; + +static void aspeed_gpio_reset(DeviceState *dev) +{ + struct AspeedGPIOState *s =3D ASPEED_GPIO(dev); + + /* TODO: respect the reset tolerance registers */ + memset(s->sets, 0, sizeof(s->sets)); +} + +static void aspeed_gpio_realize(DeviceState *dev, Error **errp) +{ + AspeedGPIOState *s =3D ASPEED_GPIO(dev); + SysBusDevice *sbd =3D SYS_BUS_DEVICE(dev); + AspeedGPIOClass *agc =3D ASPEED_GPIO_GET_CLASS(s); + int pin; + + /* Interrupt parent line */ + sysbus_init_irq(sbd, &s->irq); + + /* Individual GPIOs */ + for (pin =3D 0; pin < agc->ctrl->nr_gpio_pins; pin++) { + sysbus_init_irq(sbd, &s->gpios[pin]); + } + + memory_region_init_io(&s->iomem, OBJECT(s), &aspeed_gpio_ops, s, + TYPE_ASPEED_GPIO, GPIO_3_6V_MEM_SIZE); + s->lookup =3D aspeed_3_6v_gpios; + + + sysbus_init_mmio(sbd, &s->iomem); +} + +static void aspeed_gpio_init(Object *obj) +{ + AspeedGPIOState *s =3D ASPEED_GPIO(obj); + AspeedGPIOClass *agc =3D ASPEED_GPIO_GET_CLASS(s); + int pin; + + s->ctrl =3D agc->ctrl; + + for (pin =3D 0; pin < agc->ctrl->nr_gpio_pins; pin++) { + char *name; + int set_idx =3D aspeed_get_set_idx_from_pin(s, pin); + int pin_idx =3D aspeed_adjust_pin(s, pin) - (set_idx * GPIOS_PER_S= ET); + int group_idx =3D pin_idx >> GPIO_GROUP_SHIFT; + const GPIOSetProperties *props =3D &agc->ctrl->props[set_idx]; + + name =3D g_strdup_printf("gpio%s%d", props->group_label[group_idx], + pin_idx % GPIOS_PER_GROUP); + object_property_add(obj, name, "bool", aspeed_gpio_get_pin, + aspeed_gpio_set_pin, NULL, NULL, NULL); + } +} + +static const VMStateDescription vmstate_gpio_regs =3D { + .name =3D TYPE_ASPEED_GPIO"/regs", + .version_id =3D 1, + .minimum_version_id =3D 1, + .fields =3D (VMStateField[]) { + VMSTATE_UINT32(data_value, GPIOSets), + VMSTATE_UINT32(data_read, GPIOSets), + VMSTATE_UINT32(direction, GPIOSets), + VMSTATE_UINT32(int_enable, GPIOSets), + VMSTATE_UINT32(int_sens_0, GPIOSets), + VMSTATE_UINT32(int_sens_1, GPIOSets), + VMSTATE_UINT32(int_sens_2, GPIOSets), + VMSTATE_UINT32(int_status, GPIOSets), + VMSTATE_UINT32(reset_tol, GPIOSets), + VMSTATE_UINT32(cmd_source_0, GPIOSets), + VMSTATE_UINT32(cmd_source_1, GPIOSets), + VMSTATE_UINT32(debounce_1, GPIOSets), + VMSTATE_UINT32(debounce_2, GPIOSets), + VMSTATE_UINT32(input_mask, GPIOSets), + VMSTATE_END_OF_LIST(), + } +}; + +static const VMStateDescription vmstate_aspeed_gpio =3D { + .name =3D TYPE_ASPEED_GPIO, + .version_id =3D 1, + .minimum_version_id =3D 1, + .fields =3D (VMStateField[]) { + VMSTATE_STRUCT_ARRAY(sets, AspeedGPIOState, ASPEED_GPIO_MAX_NR_SET= S, + 1, vmstate_gpio_regs, GPIOSets), + VMSTATE_UINT32_ARRAY(debounce_regs, AspeedGPIOState, + ASPEED_GPIO_NR_DEBOUNCE_REGS), + VMSTATE_END_OF_LIST(), + } +}; + +static void aspeed_gpio_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc =3D DEVICE_CLASS(klass); + AspeedGPIOClass *agc =3D ASPEED_GPIO_CLASS(klass); + + dc->realize =3D aspeed_gpio_realize; + dc->reset =3D aspeed_gpio_reset; + dc->desc =3D "Aspeed GPIO Controller"; + dc->vmsd =3D &vmstate_aspeed_gpio; + agc->ctrl =3D data; +} + +static const TypeInfo aspeed_gpio_info =3D { + .name =3D TYPE_ASPEED_GPIO, + .parent =3D TYPE_SYS_BUS_DEVICE, + .instance_size =3D sizeof(AspeedGPIOState), + .class_size =3D sizeof(AspeedGPIOClass), + .abstract =3D true, +}; + +static const TypeInfo aspeed_gpio_ast2400_info =3D { + .name =3D TYPE_ASPEED_GPIO "-ast2400", + .parent =3D TYPE_ASPEED_GPIO, + .class_init =3D aspeed_gpio_class_init, + .instance_init =3D aspeed_gpio_init, + .class_data =3D (void *)&aspeed_gpio_ast2400_controller, +}; + +static const TypeInfo aspeed_gpio_ast2500_info =3D { + .name =3D TYPE_ASPEED_GPIO "-ast2500", + .parent =3D TYPE_ASPEED_GPIO, + .class_init =3D aspeed_gpio_class_init, + .instance_init =3D aspeed_gpio_init, + .class_data =3D (void *)&aspeed_gpio_ast2500_controller, +}; + +static void aspeed_gpio_register_types(void) +{ + type_register_static(&aspeed_gpio_info); + type_register_static(&aspeed_gpio_ast2400_info); + type_register_static(&aspeed_gpio_ast2500_info); +} + +type_init(aspeed_gpio_register_types); diff --git a/include/hw/gpio/aspeed_gpio.h b/include/hw/gpio/aspeed_gpio.h new file mode 100644 index 0000000000..a7f1ddf04a --- /dev/null +++ b/include/hw/gpio/aspeed_gpio.h @@ -0,0 +1,107 @@ +/* + * ASPEED GPIO Controller + * + * Copyright (C) 2017-2018 IBM Corp. + * + * This code is licensed under the GPL version 2 or later. See + * the COPYING file in the top-level directory. + */ + +#ifndef ASPEED_GPIO_H +#define ASPEED_GPIO_H + +#include "hw/sysbus.h" + +#define TYPE_ASPEED_GPIO "aspeed.gpio" +#define ASPEED_GPIO(obj) OBJECT_CHECK(AspeedGPIOState, (obj), TYPE_ASPEED_= GPIO) +#define ASPEED_GPIO_CLASS(klass) \ + OBJECT_CLASS_CHECK(AspeedGPIOClass, (klass), TYPE_ASPEED_GPIO) +#define ASPEED_GPIO_GET_CLASS(obj) \ + OBJECT_GET_CLASS(AspeedGPIOClass, (obj), TYPE_ASPEED_GPIO) + +#define ASPEED_GPIO_MAX_NR_SETS 8 +#define ASPEED_REGS_PER_BANK 14 +#define ASPEED_GPIO_MAX_NR_REGS (ASPEED_REGS_PER_BANK * ASPEED_GPIO_MAX_NR= _SETS) +#define ASPEED_GPIO_NR_PINS 228 +#define ASPEED_GROUPS_PER_SET 4 +#define ASPEED_GPIO_NR_DEBOUNCE_REGS 3 +#define ASPEED_CHARS_PER_GROUP_LABEL 4 + +typedef struct GPIOSets GPIOSets; +typedef struct AspeedGPIOState AspeedGPIOState; + +typedef struct GPIOSetProperties { + uint32_t input; + uint32_t output; + char group_label[ASPEED_GROUPS_PER_SET][ASPEED_CHARS_PER_GROUP_LABEL]; +} GPIOSetProperties; + +enum gpio_reg_type { + gpio_reg_data_value, + gpio_reg_direction, + gpio_reg_int_enable, + gpio_reg_int_sens_0, + gpio_reg_int_sens_1, + gpio_reg_int_sens_2, + gpio_reg_int_status, + gpio_reg_reset_tolerant, + gpio_reg_debounce_1, + gpio_reg_debounce_2, + gpio_reg_cmd_source_0, + gpio_reg_cmd_source_1, + gpio_reg_data_read, + gpio_reg_input_mask, +}; + +typedef struct AspeedGPIOReg { + uint16_t set_idx; + enum gpio_reg_type type; + } AspeedGPIOReg; + + +typedef struct AspeedGPIOController { + const GPIOSetProperties *props; + uint32_t nr_gpio_pins; + uint32_t nr_gpio_sets; + uint32_t gap; +} AspeedGPIOController; + +typedef struct AspeedGPIOClass { + SysBusDevice parent_obj; + AspeedGPIOController *ctrl; +} AspeedGPIOClass; + +typedef struct AspeedGPIOState { + /* */ + SysBusDevice parent; + + /*< public >*/ + MemoryRegion iomem; + int pending; + qemu_irq irq; + qemu_irq gpios[ASPEED_GPIO_NR_PINS]; + AspeedGPIOController *ctrl; + + const AspeedGPIOReg *lookup; + +/* Parallel GPIO Registers */ + uint32_t debounce_regs[ASPEED_GPIO_NR_DEBOUNCE_REGS]; + struct GPIOSets { + uint32_t data_value; /* Reflects pin values */ + uint32_t data_read; /* Contains last value written to data value */ + uint32_t direction; + uint32_t int_enable; + uint32_t int_sens_0; + uint32_t int_sens_1; + uint32_t int_sens_2; + uint32_t int_status; + uint32_t reset_tol; + uint32_t cmd_source_0; + uint32_t cmd_source_1; + uint32_t debounce_1; + uint32_t debounce_2; + uint32_t input_mask; + } sets[ASPEED_GPIO_MAX_NR_SETS]; +} AspeedGPIOState; + +#endif /* _ASPEED_GPIO_H_ */ --=20 2.20.1 From nobody Fri Mar 29 09:37:22 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=gmail.com ARC-Seal: i=1; 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Wed, 14 Aug 2019 00:14:49 -0700 (PDT) From: Rashmica Gupta To: peter.maydell@linaro.org, qemu-arm@nongnu.org Date: Wed, 14 Aug 2019 17:14:32 +1000 Message-Id: <20190814071433.22243-3-rashmica.g@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190814071433.22243-1-rashmica.g@gmail.com> References: <20190814071433.22243-1-rashmica.g@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::543 Subject: [Qemu-devel] [PATCH v4 2/3] aspeed: add a GPIO controller to the SoC X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: andrew@aj.id.au, qemu-devel@nongnu.org, aik@ozlabs.ru, joel@jms.id.au, Rashmica Gupta , clg@kaod.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" Signed-off-by: Rashmica Gupta --- hw/arm/aspeed_soc.c | 17 +++++++++++++++++ include/hw/arm/aspeed_soc.h | 3 +++ 2 files changed, 20 insertions(+) diff --git a/hw/arm/aspeed_soc.c b/hw/arm/aspeed_soc.c index c6fb3700f2..ff422c8ad1 100644 --- a/hw/arm/aspeed_soc.c +++ b/hw/arm/aspeed_soc.c @@ -124,6 +124,7 @@ static const AspeedSoCInfo aspeed_socs[] =3D { .spis_num =3D 1, .fmc_typename =3D "aspeed.smc.fmc", .spi_typename =3D aspeed_soc_ast2400_typenames, + .gpio_typename =3D "aspeed.gpio-ast2400", .wdts_num =3D 2, .irqmap =3D aspeed_soc_ast2400_irqmap, .memmap =3D aspeed_soc_ast2400_memmap, @@ -136,6 +137,7 @@ static const AspeedSoCInfo aspeed_socs[] =3D { .spis_num =3D 1, .fmc_typename =3D "aspeed.smc.fmc", .spi_typename =3D aspeed_soc_ast2400_typenames, + .gpio_typename =3D "aspeed.gpio-ast2400", .wdts_num =3D 2, .irqmap =3D aspeed_soc_ast2400_irqmap, .memmap =3D aspeed_soc_ast2400_memmap, @@ -148,6 +150,7 @@ static const AspeedSoCInfo aspeed_socs[] =3D { .spis_num =3D 1, .fmc_typename =3D "aspeed.smc.fmc", .spi_typename =3D aspeed_soc_ast2400_typenames, + .gpio_typename =3D "aspeed.gpio-ast2400", .wdts_num =3D 2, .irqmap =3D aspeed_soc_ast2400_irqmap, .memmap =3D aspeed_soc_ast2400_memmap, @@ -160,6 +163,7 @@ static const AspeedSoCInfo aspeed_socs[] =3D { .spis_num =3D 2, .fmc_typename =3D "aspeed.smc.ast2500-fmc", .spi_typename =3D aspeed_soc_ast2500_typenames, + .gpio_typename =3D "aspeed.gpio-ast2500", .wdts_num =3D 3, .irqmap =3D aspeed_soc_ast2500_irqmap, .memmap =3D aspeed_soc_ast2500_memmap, @@ -246,6 +250,9 @@ static void aspeed_soc_init(Object *obj) =20 sysbus_init_child_obj(obj, "xdma", OBJECT(&s->xdma), sizeof(s->xdma), TYPE_ASPEED_XDMA); + + sysbus_init_child_obj(obj, "gpio", OBJECT(&s->gpio), sizeof(s->gpio), + sc->info->gpio_typename); } =20 static void aspeed_soc_realize(DeviceState *dev, Error **errp) @@ -425,6 +432,16 @@ static void aspeed_soc_realize(DeviceState *dev, Error= **errp) sc->info->memmap[ASPEED_XDMA]); sysbus_connect_irq(SYS_BUS_DEVICE(&s->xdma), 0, aspeed_soc_get_irq(s, ASPEED_XDMA)); + + /* GPIO */ + object_property_set_bool(OBJECT(&s->gpio), true, "realized", &err); + if (err) { + error_propagate(errp, err); + return; + } + sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio), 0, sc->info->memmap[ASPEED_G= PIO]); + sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio), 0, + aspeed_soc_get_irq(s, ASPEED_GPIO)); } static Property aspeed_soc_properties[] =3D { DEFINE_PROP_UINT32("num-cpus", AspeedSoCState, num_cpus, 0), diff --git a/include/hw/arm/aspeed_soc.h b/include/hw/arm/aspeed_soc.h index cef605ad6b..fa04abddd8 100644 --- a/include/hw/arm/aspeed_soc.h +++ b/include/hw/arm/aspeed_soc.h @@ -22,6 +22,7 @@ #include "hw/ssi/aspeed_smc.h" #include "hw/watchdog/wdt_aspeed.h" #include "hw/net/ftgmac100.h" +#include "hw/gpio/aspeed_gpio.h" =20 #define ASPEED_SPIS_NUM 2 #define ASPEED_WDTS_NUM 3 @@ -47,6 +48,7 @@ typedef struct AspeedSoCState { AspeedSDMCState sdmc; AspeedWDTState wdt[ASPEED_WDTS_NUM]; FTGMAC100State ftgmac100[ASPEED_MACS_NUM]; + AspeedGPIOState gpio; } AspeedSoCState; =20 #define TYPE_ASPEED_SOC "aspeed-soc" @@ -60,6 +62,7 @@ typedef struct AspeedSoCInfo { int spis_num; const char *fmc_typename; const char **spi_typename; + const char *gpio_typename; int wdts_num; const int *irqmap; const hwaddr *memmap; --=20 2.20.1 From nobody Fri Mar 29 09:37:22 2024 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=gmail.com ARC-Seal: i=1; a=rsa-sha256; t=1565767012; cv=none; d=zoho.com; s=zohoarc; b=VPUQZD7vMtZeMb/RSX6T8lJ9R2be7Fow1qdXK+KR3BZNRco3MxcQWlT+GQcfWJE9xhdS3D7/L6KzZKiTMmxDQafgutJppvkHkFVd2S5V/Xif9TtJFxwFWvQU+PTzsvkjNp+91wGjyYx7MOQHkkv3frbpBRMryUkMfC3LK3czhbE= ARC-Message-Signature: i=1; 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Wed, 14 Aug 2019 00:14:53 -0700 (PDT) From: Rashmica Gupta To: peter.maydell@linaro.org, qemu-arm@nongnu.org Date: Wed, 14 Aug 2019 17:14:33 +1000 Message-Id: <20190814071433.22243-4-rashmica.g@gmail.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190814071433.22243-1-rashmica.g@gmail.com> References: <20190814071433.22243-1-rashmica.g@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2607:f8b0:4864:20::429 Subject: [Qemu-devel] [PATCH v4 3/3] hw/gpio: Add in AST2600 specific implementation X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: andrew@aj.id.au, qemu-devel@nongnu.org, aik@ozlabs.ru, joel@jms.id.au, Rashmica Gupta , clg@kaod.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Type: text/plain; charset="utf-8" The AST2600 has the same sets of 3.6v gpios as the AST2400 plus an addtional two sets of 1.8V gpios. Signed-off-by: Rashmica Gupta --- hw/gpio/aspeed_gpio.c | 188 ++++++++++++++++++++++++++++++++++++++++-- slirp | 2 +- 2 files changed, 184 insertions(+), 6 deletions(-) diff --git a/hw/gpio/aspeed_gpio.c b/hw/gpio/aspeed_gpio.c index bd5af81336..f781fbb6dc 100644 --- a/hw/gpio/aspeed_gpio.c +++ b/hw/gpio/aspeed_gpio.c @@ -167,6 +167,49 @@ #define GPIO_3_6V_MEM_SIZE 0x1F0 #define GPIO_3_6V_REG_ARRAY_SIZE (GPIO_3_6V_MEM_SIZE >> 2) =20 +/* AST2600 only - 1.8V gpios */ +/* + * The AST2600 has same 3.6V gpios as the AST2400 (memory offsets 0x0-0x19= 8) + * and addtional 1.8V gpios (memory offsets 0x800-0x9D4). We create one + * GPIOState for the 3.6V gpios mapped at 0x0 and another GPIOState for the + * 1.8V gpios mapped at 0x800. + */ +#define GPIO_1_8V_REG_OFFSET 0x800 +#define GPIO_1_8V_ABCD_DATA_VALUE ((0x800 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_ABCD_DIRECTION ((0x804 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_ABCD_INT_ENABLE ((0x808 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_ABCD_INT_SENS_0 ((0x80C - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_ABCD_INT_SENS_1 ((0x810 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_ABCD_INT_SENS_2 ((0x814 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_ABCD_INT_STATUS ((0x818 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_ABCD_RESET_TOLERANT ((0x81C - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_E_DATA_VALUE ((0x820 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_E_DIRECTION ((0x824 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_E_INT_ENABLE ((0x828 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_E_INT_SENS_0 ((0x82C - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_E_INT_SENS_1 ((0x830 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_E_INT_SENS_2 ((0x834 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_E_INT_STATUS ((0x838 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_E_RESET_TOLERANT ((0x83C - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_ABCD_DEBOUNCE_1 ((0x840 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_ABCD_DEBOUNCE_2 ((0x844 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_E_DEBOUNCE_1 ((0x848 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_E_DEBOUNCE_2 ((0x84C - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_DEBOUNCE_TIME_1 ((0x850 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_DEBOUNCE_TIME_2 ((0x854 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_DEBOUNCE_TIME_3 ((0x858 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_ABCD_COMMAND_SRC_0 ((0x860 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_ABCD_COMMAND_SRC_1 ((0x864 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_E_COMMAND_SRC_0 ((0x868 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_E_COMMAND_SRC_1 ((0x86C - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_ABCD_DATA_READ ((0x8C0 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_E_DATA_READ ((0x8C4 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_ABCD_INPUT_MASK ((0x9D0 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_E_INPUT_MASK ((0x9D4 - GPIO_1_8V_REG_OFFSET) >> 2) +#define GPIO_1_8V_MEM_SIZE 0x9D8 +#define GPIO_1_8V_REG_ARRAY_SIZE ((GPIO_1_8V_MEM_SIZE - \ + GPIO_1_8V_REG_OFFSET) >> 2) + static int aspeed_evaluate_irq(GPIOSets *regs, int gpio_prev_high, int gpi= o) { uint32_t falling_edge =3D 0, rising_edge =3D 0; @@ -465,6 +508,39 @@ static const AspeedGPIOReg aspeed_3_6v_gpios[GPIO_3_6V= _REG_ARRAY_SIZE] =3D { [GPIO_AC_INPUT_MASK] =3D { 7, gpio_reg_input_mask }, }; =20 +static const AspeedGPIOReg aspeed_1_8v_gpios[GPIO_1_8V_REG_ARRAY_SIZE] =3D= { + /* 1.8V Set ABCD */ + [GPIO_1_8V_ABCD_DATA_VALUE] =3D {0, gpio_reg_data_value}, + [GPIO_1_8V_ABCD_DIRECTION] =3D {0, gpio_reg_direction}, + [GPIO_1_8V_ABCD_INT_ENABLE] =3D {0, gpio_reg_int_enable}, + [GPIO_1_8V_ABCD_INT_SENS_0] =3D {0, gpio_reg_int_sens_0}, + [GPIO_1_8V_ABCD_INT_SENS_1] =3D {0, gpio_reg_int_sens_1}, + [GPIO_1_8V_ABCD_INT_SENS_2] =3D {0, gpio_reg_int_sens_2}, + [GPIO_1_8V_ABCD_INT_STATUS] =3D {0, gpio_reg_int_status}, + [GPIO_1_8V_ABCD_RESET_TOLERANT] =3D {0, gpio_reg_reset_tolerant}, + [GPIO_1_8V_ABCD_DEBOUNCE_1] =3D {0, gpio_reg_debounce_1}, + [GPIO_1_8V_ABCD_DEBOUNCE_2] =3D {0, gpio_reg_debounce_2}, + [GPIO_1_8V_ABCD_COMMAND_SRC_0] =3D {0, gpio_reg_cmd_source_0}, + [GPIO_1_8V_ABCD_COMMAND_SRC_1] =3D {0, gpio_reg_cmd_source_1}, + [GPIO_1_8V_ABCD_DATA_READ] =3D {0, gpio_reg_data_read}, + [GPIO_1_8V_ABCD_INPUT_MASK] =3D {0, gpio_reg_input_mask}, + /* 1.8V Set E */ + [GPIO_1_8V_E_DATA_VALUE] =3D {1, gpio_reg_data_value}, + [GPIO_1_8V_E_DIRECTION] =3D {1, gpio_reg_direction}, + [GPIO_1_8V_E_INT_ENABLE] =3D {1, gpio_reg_int_enable}, + [GPIO_1_8V_E_INT_SENS_0] =3D {1, gpio_reg_int_sens_0}, + [GPIO_1_8V_E_INT_SENS_1] =3D {1, gpio_reg_int_sens_1}, + [GPIO_1_8V_E_INT_SENS_2] =3D {1, gpio_reg_int_sens_2}, + [GPIO_1_8V_E_INT_STATUS] =3D {1, gpio_reg_int_status}, + [GPIO_1_8V_E_RESET_TOLERANT] =3D {1, gpio_reg_reset_tolerant}, + [GPIO_1_8V_E_DEBOUNCE_1] =3D {1, gpio_reg_debounce_1}, + [GPIO_1_8V_E_DEBOUNCE_2] =3D {1, gpio_reg_debounce_2}, + [GPIO_1_8V_E_COMMAND_SRC_0] =3D {1, gpio_reg_cmd_source_0}, + [GPIO_1_8V_E_COMMAND_SRC_1] =3D {1, gpio_reg_cmd_source_1}, + [GPIO_1_8V_E_DATA_READ] =3D {1, gpio_reg_data_read}, + [GPIO_1_8V_E_INPUT_MASK] =3D {1, gpio_reg_input_mask}, +}; + static uint64_t aspeed_gpio_read(void *opaque, hwaddr offset, uint32_t siz= e) { AspeedGPIOState *s =3D ASPEED_GPIO(opaque); @@ -660,9 +736,12 @@ static void aspeed_gpio_get_pin(Object *obj, Visitor *= v, const char *name, int set_idx, group_idx =3D 0; =20 if (sscanf(name, "gpio%2[A-Z]%1d", group, &pin) !=3D 2) { - qemu_log_mask(LOG_GUEST_ERROR, "%s: error reading %s\n", + /* 1.8V gpio */ + if (sscanf(name, "gpio%3s%1d", group, &pin) !=3D 2) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: error reading %s\n", __func__, name); - return; + return; + } } set_idx =3D get_set_idx(s, group, &group_idx); if (set_idx =3D=3D -1) { @@ -685,9 +764,12 @@ static void aspeed_gpio_set_pin(Object *obj, Visitor *= v, const char *name, =20 visit_type_bool(v, name, &level, &local_err); if (sscanf(name, "gpio%2[A-Z]%1d", group, &pin) !=3D 2) { - qemu_log_mask(LOG_GUEST_ERROR, "%s: error reading %s\n", + /* 1.8V gpio */ + if (sscanf(name, "gpio%3s%1d", group, &pin) !=3D 2) { + qemu_log_mask(LOG_GUEST_ERROR, "%s: error reading %s\n", __func__, name); - return; + return; + } } set_idx =3D get_set_idx(s, group, &group_idx); if (set_idx =3D=3D -1) { @@ -719,6 +801,21 @@ static const GPIOSetProperties ast2500_set_props[] =3D= { [7] =3D {0x000000ff, 0x000000ff, {"AC"} }, }; =20 +static GPIOSetProperties ast2600_3_6v_set_props[] =3D { + [0] =3D {0xffffffff, 0xffffffff, {"A", "B", "C", "D"} }, + [1] =3D {0xffffffff, 0xffffffff, {"E", "F", "G", "H"} }, + [2] =3D {0xffffffff, 0xffffffff, {"I", "J", "K", "L"} }, + [3] =3D {0xffffffff, 0xffffffff, {"M", "N", "O", "P"} }, + [4] =3D {0xffffffff, 0xffffffff, {"Q", "R", "S", "T"} }, + [5] =3D {0xffffffff, 0x0000ffff, {"U", "V", "W", "X"} }, + [6] =3D {0xffff0000, 0x0fff0000, {"Y", "Z", "", ""} }, +}; + +static GPIOSetProperties ast2600_1_8v_set_props[] =3D { + [0] =3D {0xffffffff, 0xffffffff, {"18A", "18B", "18C", "18D"} }, + [1] =3D {0x0000000f, 0x0000000f, {"18E"} }, +}; + static const AspeedGPIOController aspeed_gpio_ast2400_controller =3D { .props =3D ast2400_set_props, .nr_gpio_pins =3D 216, @@ -733,6 +830,20 @@ static const AspeedGPIOController aspeed_gpio_ast2500_= controller =3D { .gap =3D 220, }; =20 +static const AspeedGPIOController aspeed_gpio_ast2600_3_6v_controller =3D { + .props =3D ast2600_3_6v_set_props, + .nr_gpio_pins =3D 208, + .nr_gpio_sets =3D 7, + .mem_size =3D GPIO_3_6V_MEM_SIZE, +}; + +static const AspeedGPIOController aspeed_gpio_ast2600_1_8v_controller =3D { + .props =3D ast2600_1_8v_set_props, + .nr_gpio_pins =3D 36, + .nr_gpio_sets =3D 2, + .mem_size =3D GPIO_1_8V_MEM_SIZE, +}; + static const MemoryRegionOps aspeed_gpio_ops =3D { .read =3D aspeed_gpio_read, .write =3D aspeed_gpio_write, @@ -768,7 +879,6 @@ static void aspeed_gpio_realize(DeviceState *dev, Error= **errp) TYPE_ASPEED_GPIO, GPIO_3_6V_MEM_SIZE); s->lookup =3D aspeed_3_6v_gpios; =20 - sysbus_init_mmio(sbd, &s->iomem); } =20 @@ -794,6 +904,57 @@ static void aspeed_gpio_init(Object *obj) } } =20 +static void aspeed_2600_gpio_realize(DeviceState *dev, Error **errp) +{ + AspeedGPIOState *s =3D ASPEED_GPIO(dev); + AspeedGPIOState *s_1_8, *s_3_6; + SysBusDevice *sbd =3D SYS_BUS_DEVICE(dev); + AspeedGPIOClass *agc, *agc2; + int pin; + void *obj; + + /* Create and setup the 1.8V gpio state/class */ + obj =3D object_new(TYPE_ASPEED_GPIO "-ast2600"); + s_1_8 =3D ASPEED_GPIO(obj); + object_property_add_child(OBJECT(dev), TYPE_ASPEED_GPIO "-ast2600-1.8v= ", + obj, errp); + if (error_abort) { + error_propagate(errp, error_abort); + } + agc =3D ASPEED_GPIO_GET_CLASS(s_1_8); + agc->ctrl =3D (void *)&aspeed_gpio_ast2600_1_8v_controller; + aspeed_gpio_init(obj); + + /* Create and setup the 3.6V gpio state/class */ + obj =3D object_new(TYPE_ASPEED_GPIO "-ast2600"); + s_3_6 =3D ASPEED_GPIO(obj); + object_property_add_child(OBJECT(dev), TYPE_ASPEED_GPIO "-ast2600-3.6v= ", + obj, errp); + if (error_abort) { + error_propagate(errp, error_abort); + } + agc2 =3D ASPEED_GPIO_GET_CLASS(s_3_6); + agc2->ctrl =3D (void *)&aspeed_gpio_ast2600_3_6v_controller; + aspeed_gpio_init(obj); + + for (pin =3D 0; pin < agc->ctrl->nr_gpio_pins; pin++) { + sysbus_init_irq(sbd, &s->gpios[pin]); + } + + memory_region_init_io(&s_3_6->iomem, OBJECT(s_3_6), &aspeed_gpio_ops, = s_3_6, + TYPE_ASPEED_GPIO, GPIO_3_6V_MEM_SIZE + GPIO_1_8V_MEM_SIZE); + s_3_6->lookup =3D aspeed_3_6v_gpios; + + memory_region_init_io(&s_1_8->iomem, OBJECT(s_1_8), &aspeed_gpio_ops, = s_1_8, + TYPE_ASPEED_GPIO, GPIO_1_8V_MEM_SIZE); + memory_region_add_subregion(&s_3_6->iomem, GPIO_1_8V_REG_OFFSET, + &s_1_8->iomem); + s_1_8->lookup =3D aspeed_1_8v_gpios; + + sysbus_init_mmio(sbd, &s_3_6->iomem); + sysbus_init_mmio(sbd, &s_1_8->iomem); +} + static const VMStateDescription vmstate_gpio_regs =3D { .name =3D TYPE_ASPEED_GPIO"/regs", .version_id =3D 1, @@ -830,6 +991,16 @@ static const VMStateDescription vmstate_aspeed_gpio = =3D { } }; =20 +static void aspeed_gpio_ast2600_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc =3D DEVICE_CLASS(klass); + + dc->realize =3D aspeed_2600_gpio_realize; + dc->reset =3D aspeed_gpio_reset; + dc->desc =3D "Aspeed GPIO Controller"; + dc->vmsd =3D &vmstate_aspeed_gpio; +} + static void aspeed_gpio_class_init(ObjectClass *klass, void *data) { DeviceClass *dc =3D DEVICE_CLASS(klass); @@ -866,11 +1037,18 @@ static const TypeInfo aspeed_gpio_ast2500_info =3D { .class_data =3D (void *)&aspeed_gpio_ast2500_controller, }; =20 +static const TypeInfo aspeed_gpio_ast2600_info =3D { + .name =3D TYPE_ASPEED_GPIO "-ast2600", + .parent =3D TYPE_ASPEED_GPIO, + .class_init =3D aspeed_gpio_ast2600_class_init, +}; + static void aspeed_gpio_register_types(void) { type_register_static(&aspeed_gpio_info); type_register_static(&aspeed_gpio_ast2400_info); type_register_static(&aspeed_gpio_ast2500_info); + type_register_static(&aspeed_gpio_ast2600_info); } =20 type_init(aspeed_gpio_register_types); diff --git a/slirp b/slirp index f0da672620..126c04acba 160000 --- a/slirp +++ b/slirp @@ -1 +1 @@ -Subproject commit f0da6726207b740f6101028b2992f918477a4b08 +Subproject commit 126c04acbabd7ad32c2b018fe10dfac2a3bc1210 --=20 2.20.1