tests/qtest/meson.build | 1 + tests/qtest/npcm7xx_sdhci-test.c | 201 +++++++++++++++++++++++++++++++ 2 files changed, 202 insertions(+) create mode 100644 tests/qtest/npcm7xx_sdhci-test.c
From: Shengtan Mao <stmao@google.com>
Reviewed-by: Hao Wu <wuhaotsh@google.com>
Reviewed-by: Chris Rauer <crauer@google.com>
Signed-off-by: Shengtan Mao <stmao@google.com>
---
tests/qtest/meson.build | 1 +
tests/qtest/npcm7xx_sdhci-test.c | 201 +++++++++++++++++++++++++++++++
2 files changed, 202 insertions(+)
create mode 100644 tests/qtest/npcm7xx_sdhci-test.c
diff --git a/tests/qtest/meson.build b/tests/qtest/meson.build
index 37e1eaa449..b406eba8f6 100644
--- a/tests/qtest/meson.build
+++ b/tests/qtest/meson.build
@@ -189,6 +189,7 @@ qtests_npcm7xx = \
'npcm7xx_gpio-test',
'npcm7xx_pwm-test',
'npcm7xx_rng-test',
+ 'npcm7xx_sdhci-test',
'npcm7xx_smbus-test',
'npcm7xx_timer-test',
'npcm7xx_watchdog_timer-test'] + \
diff --git a/tests/qtest/npcm7xx_sdhci-test.c b/tests/qtest/npcm7xx_sdhci-test.c
new file mode 100644
index 0000000000..feb09b921a
--- /dev/null
+++ b/tests/qtest/npcm7xx_sdhci-test.c
@@ -0,0 +1,201 @@
+/*
+ * QTests for NPCM7xx SD-3.0 / MMC-4.51 Host Controller
+ *
+ * Copyright (c) 2021 Google LLC
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * for more details.
+ */
+
+#include "qemu/osdep.h"
+#include "hw/sd/npcm7xx_sdhci.h"
+
+#include "libqos/libqtest.h"
+#include "libqtest-single.h"
+#include "libqos/sdhci-cmd.h"
+
+#define NPCM7XX_MMC_BA 0xF0842000
+#define NPCM7XX_BLK_SIZE 512
+#define NPCM7XX_TEST_IMAGE_SIZE (1 << 30)
+
+char *sd_path;
+
+static QTestState *setup_sd_card(void)
+{
+ QTestState *qts = qtest_initf(
+ "-machine kudo-bmc "
+ "-device sd-card,drive=drive0 "
+ "-drive id=drive0,if=none,file=%s,format=raw,auto-read-only=off",
+ sd_path);
+
+ qtest_writew(qts, NPCM7XX_MMC_BA + SDHC_SWRST, SDHC_RESET_ALL);
+ qtest_writew(qts, NPCM7XX_MMC_BA + SDHC_CLKCON,
+ SDHC_CLOCK_SDCLK_EN | SDHC_CLOCK_INT_STABLE |
+ SDHC_CLOCK_INT_EN);
+ sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0, 0, SDHC_APP_CMD);
+ sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0x41200000, 0, (41 << 8));
+ sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0, 0, SDHC_ALL_SEND_CID);
+ sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0, 0, SDHC_SEND_RELATIVE_ADDR);
+ sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0x45670000, 0,
+ SDHC_SELECT_DESELECT_CARD);
+
+ return qts;
+}
+
+static void write_sdread(QTestState *qts, const char *msg)
+{
+ size_t len = strlen(msg);
+ char *rmsg = g_malloc(len);
+
+ /* write message to sd */
+ int fd = open(sd_path, O_WRONLY);
+ int ret = write(fd, msg, len);
+ close(fd);
+ g_assert(ret == len);
+
+ /* read message using sdhci */
+ ret = sdhci_read_cmd(qts, NPCM7XX_MMC_BA, rmsg, len);
+ g_assert(ret == len);
+ g_assert(!strcmp(rmsg, msg));
+
+ free(rmsg);
+}
+
+/* Check MMC can read values from sd */
+static void test_read_sd(void)
+{
+ QTestState *qts = setup_sd_card();
+
+ write_sdread(qts, "hello world");
+ write_sdread(qts, "goodbye");
+
+ qtest_quit(qts);
+}
+
+static void sdwrite_read(QTestState *qts, const char *msg)
+{
+ size_t len = strlen(msg);
+ char *rmsg = g_malloc(len);
+
+ /* write message using sdhci */
+ sdhci_write_cmd(qts, NPCM7XX_MMC_BA, msg, len, NPCM7XX_BLK_SIZE);
+
+ /* read message from sd */
+ int fd = open(sd_path, O_RDONLY);
+ int ret = read(fd, rmsg, len);
+ close(fd);
+ g_assert(ret == len);
+
+ g_assert(!strcmp(rmsg, msg));
+
+ free(rmsg);
+}
+
+/* Check MMC can write values to sd */
+static void test_write_sd(void)
+{
+ QTestState *qts = setup_sd_card();
+
+ sdwrite_read(qts, "hello world");
+ sdwrite_read(qts, "goodbye");
+
+ qtest_quit(qts);
+}
+
+/* Check SDHCI has correct default values. */
+static void test_reset(void)
+{
+ QTestState *qts = qtest_init("-machine kudo-bmc");
+
+ uint64_t addr = NPCM7XX_MMC_BA;
+ uint64_t end_addr = addr + NPCM7XX_REG_SIZE;
+ uint16_t prstvals_resets[] = {NPCM7XX_PRSTVALS_0_RESET,
+ NPCM7XX_PRSTVALS_1_RESET,
+ 0,
+ NPCM7XX_PRSTVALS_3_RESET,
+ 0,
+ 0};
+ int i;
+ uint32_t mask;
+ while (addr < end_addr) {
+ switch (addr - NPCM7XX_MMC_BA) {
+ case SDHC_PRNSTS:
+ /* ignores bits 20 to 24: they are changed when reading registers */
+ mask = 0x1f00000;
+ g_assert_cmphex(qtest_readl(qts, addr) | mask, ==,
+ NPCM7XX_PRSNTS_RESET | mask);
+ addr += 4;
+ break;
+ case SDHC_BLKGAP:
+ g_assert_cmphex(qtest_readb(qts, addr), ==, NPCM7XX_BLKGAP_RESET);
+ addr += 1;
+ break;
+ case SDHC_CAPAB:
+ g_assert_cmphex(qtest_readq(qts, addr), ==, NPCM7XX_CAPAB_RESET);
+ addr += 8;
+ break;
+ case SDHC_MAXCURR:
+ g_assert_cmphex(qtest_readq(qts, addr), ==, NPCM7XX_MAXCURR_RESET);
+ addr += 8;
+ break;
+ case SDHC_HCVER:
+ g_assert_cmphex(qtest_readw(qts, addr), ==, NPCM7XX_HCVER_RESET);
+ addr += 2;
+ break;
+ case NPCM7XX_PRSTVALS:
+ for (i = 0; i < NPCM7XX_PRSTVALS_SIZE; ++i) {
+ g_assert_cmphex(qtest_readw(qts, addr + 2 * i), ==,
+ prstvals_resets[i]);
+ }
+ addr += NPCM7XX_PRSTVALS_SIZE * 2;
+ break;
+ default:
+ g_assert_cmphex(qtest_readb(qts, addr), ==, 0);
+ addr += 1;
+ }
+ }
+
+ qtest_quit(qts);
+}
+
+static void drive_destroy(void)
+{
+ unlink(sd_path);
+ g_free(sd_path);
+}
+
+static void drive_create(void)
+{
+ int fd, ret;
+ sd_path = g_strdup("/tmp/qtest.XXXXXX");
+
+ /* Create a temporary raw image */
+ fd = mkstemp(sd_path);
+ g_assert_cmpint(fd, >=, 0);
+ ret = ftruncate(fd, NPCM7XX_TEST_IMAGE_SIZE);
+ g_assert_cmpint(ret, ==, 0);
+ g_message("%s", sd_path);
+ close(fd);
+}
+
+int main(int argc, char **argv)
+{
+ drive_create();
+
+ g_test_init(&argc, &argv, NULL);
+
+ qtest_add_func("npcm7xx_sdhci/reset", test_reset);
+ qtest_add_func("npcm7xx_sdhci/write_sd", test_write_sd);
+ qtest_add_func("npcm7xx_sdhci/read_sd", test_read_sd);
+
+ int ret = g_test_run();
+ drive_destroy();
+ return ret;
+}
--
2.34.1.575.g55b058a8bb-goog
On Fri, 7 Jan 2022 at 22:32, Patrick Venture <venture@google.com> wrote: > > From: Shengtan Mao <stmao@google.com> > > Reviewed-by: Hao Wu <wuhaotsh@google.com> > Reviewed-by: Chris Rauer <crauer@google.com> > Signed-off-by: Shengtan Mao <stmao@google.com> > --- > tests/qtest/meson.build | 1 + > tests/qtest/npcm7xx_sdhci-test.c | 201 +++++++++++++++++++++++++++++++ > 2 files changed, 202 insertions(+) > create mode 100644 tests/qtest/npcm7xx_sdhci-test.c > > diff --git a/tests/qtest/meson.build b/tests/qtest/meson.build > index 37e1eaa449..b406eba8f6 100644 > --- a/tests/qtest/meson.build > +++ b/tests/qtest/meson.build > @@ -189,6 +189,7 @@ qtests_npcm7xx = \ > 'npcm7xx_gpio-test', > 'npcm7xx_pwm-test', > 'npcm7xx_rng-test', > + 'npcm7xx_sdhci-test', > 'npcm7xx_smbus-test', > 'npcm7xx_timer-test', > 'npcm7xx_watchdog_timer-test'] + \ > diff --git a/tests/qtest/npcm7xx_sdhci-test.c b/tests/qtest/npcm7xx_sdhci-test.c > new file mode 100644 > index 0000000000..feb09b921a > --- /dev/null > +++ b/tests/qtest/npcm7xx_sdhci-test.c > @@ -0,0 +1,201 @@ > +/* > + * QTests for NPCM7xx SD-3.0 / MMC-4.51 Host Controller > + * > + * Copyright (c) 2021 Google LLC > + * > + * This program is free software; you can redistribute it and/or modify it > + * under the terms of the GNU General Public License as published by the > + * Free Software Foundation; either version 2 of the License, or > + * (at your option) any later version. > + * > + * This program is distributed in the hope that it will be useful, but WITHOUT > + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or > + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License > + * for more details. > + */ > + > +#include "qemu/osdep.h" > +#include "hw/sd/npcm7xx_sdhci.h" > + > +#include "libqos/libqtest.h" > +#include "libqtest-single.h" > +#include "libqos/sdhci-cmd.h" > + > +#define NPCM7XX_MMC_BA 0xF0842000 > +#define NPCM7XX_BLK_SIZE 512 > +#define NPCM7XX_TEST_IMAGE_SIZE (1 << 30) > + > +char *sd_path; > + > +static QTestState *setup_sd_card(void) > +{ > + QTestState *qts = qtest_initf( > + "-machine kudo-bmc " > + "-device sd-card,drive=drive0 " > + "-drive id=drive0,if=none,file=%s,format=raw,auto-read-only=off", > + sd_path); > + > + qtest_writew(qts, NPCM7XX_MMC_BA + SDHC_SWRST, SDHC_RESET_ALL); > + qtest_writew(qts, NPCM7XX_MMC_BA + SDHC_CLKCON, > + SDHC_CLOCK_SDCLK_EN | SDHC_CLOCK_INT_STABLE | > + SDHC_CLOCK_INT_EN); > + sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0, 0, SDHC_APP_CMD); > + sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0x41200000, 0, (41 << 8)); > + sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0, 0, SDHC_ALL_SEND_CID); > + sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0, 0, SDHC_SEND_RELATIVE_ADDR); > + sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0x45670000, 0, > + SDHC_SELECT_DESELECT_CARD); > + > + return qts; > +} > + > +static void write_sdread(QTestState *qts, const char *msg) > +{ > + size_t len = strlen(msg); > + char *rmsg = g_malloc(len); > + > + /* write message to sd */ > + int fd = open(sd_path, O_WRONLY); > + int ret = write(fd, msg, len); You're not checking that open() succeeded before using the fd (similarly in a function later on). -- PMM
Hi! On 07/01/2022 23.25, Patrick Venture wrote: [...] > diff --git a/tests/qtest/npcm7xx_sdhci-test.c b/tests/qtest/npcm7xx_sdhci-test.c > new file mode 100644 > index 0000000000..feb09b921a > --- /dev/null > +++ b/tests/qtest/npcm7xx_sdhci-test.c > @@ -0,0 +1,201 @@ > +/* > + * QTests for NPCM7xx SD-3.0 / MMC-4.51 Host Controller > + * > + * Copyright (c) 2021 Google LLC You might want to update to 2022 now. > + * This program is free software; you can redistribute it and/or modify it > + * under the terms of the GNU General Public License as published by the > + * Free Software Foundation; either version 2 of the License, or > + * (at your option) any later version. > + * > + * This program is distributed in the hope that it will be useful, but WITHOUT > + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or > + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License > + * for more details. > + */ > + > +#include "qemu/osdep.h" > +#include "hw/sd/npcm7xx_sdhci.h" > + > +#include "libqos/libqtest.h" > +#include "libqtest-single.h" > +#include "libqos/sdhci-cmd.h" > + > +#define NPCM7XX_MMC_BA 0xF0842000 > +#define NPCM7XX_BLK_SIZE 512 > +#define NPCM7XX_TEST_IMAGE_SIZE (1 << 30) > + > +char *sd_path; > + > +static QTestState *setup_sd_card(void) > +{ > + QTestState *qts = qtest_initf( > + "-machine kudo-bmc " > + "-device sd-card,drive=drive0 " > + "-drive id=drive0,if=none,file=%s,format=raw,auto-read-only=off", > + sd_path); > + > + qtest_writew(qts, NPCM7XX_MMC_BA + SDHC_SWRST, SDHC_RESET_ALL); > + qtest_writew(qts, NPCM7XX_MMC_BA + SDHC_CLKCON, > + SDHC_CLOCK_SDCLK_EN | SDHC_CLOCK_INT_STABLE | > + SDHC_CLOCK_INT_EN); > + sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0, 0, SDHC_APP_CMD); > + sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0x41200000, 0, (41 << 8)); > + sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0, 0, SDHC_ALL_SEND_CID); > + sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0, 0, SDHC_SEND_RELATIVE_ADDR); > + sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0x45670000, 0, > + SDHC_SELECT_DESELECT_CARD); > + > + return qts; > +} > + > +static void write_sdread(QTestState *qts, const char *msg) > +{ > + size_t len = strlen(msg); > + char *rmsg = g_malloc(len); > + > + /* write message to sd */ > + int fd = open(sd_path, O_WRONLY); > + int ret = write(fd, msg, len); > + close(fd); > + g_assert(ret == len); > + > + /* read message using sdhci */ > + ret = sdhci_read_cmd(qts, NPCM7XX_MMC_BA, rmsg, len); > + g_assert(ret == len); > + g_assert(!strcmp(rmsg, msg)); > + > + free(rmsg); g_free(), please. Or you could use g_autofree instead. > +} > + > +/* Check MMC can read values from sd */ > +static void test_read_sd(void) > +{ > + QTestState *qts = setup_sd_card(); > + > + write_sdread(qts, "hello world"); > + write_sdread(qts, "goodbye"); > + > + qtest_quit(qts); > +} > + > +static void sdwrite_read(QTestState *qts, const char *msg) > +{ > + size_t len = strlen(msg); > + char *rmsg = g_malloc(len); > + > + /* write message using sdhci */ > + sdhci_write_cmd(qts, NPCM7XX_MMC_BA, msg, len, NPCM7XX_BLK_SIZE); > + > + /* read message from sd */ > + int fd = open(sd_path, O_RDONLY); > + int ret = read(fd, rmsg, len); according to the QEMU coding style: "declarations should be at the beginning of blocks" So please separate the declarations from the assignment here. > + close(fd); > + g_assert(ret == len); > + > + g_assert(!strcmp(rmsg, msg)); > + > + free(rmsg); g_free() or g_autofree please. > +} > + > +/* Check MMC can write values to sd */ > +static void test_write_sd(void) > +{ > + QTestState *qts = setup_sd_card(); > + > + sdwrite_read(qts, "hello world"); > + sdwrite_read(qts, "goodbye"); > + > + qtest_quit(qts); > +} > + > +/* Check SDHCI has correct default values. */ > +static void test_reset(void) > +{ > + QTestState *qts = qtest_init("-machine kudo-bmc"); > + > + uint64_t addr = NPCM7XX_MMC_BA; > + uint64_t end_addr = addr + NPCM7XX_REG_SIZE; > + uint16_t prstvals_resets[] = {NPCM7XX_PRSTVALS_0_RESET, > + NPCM7XX_PRSTVALS_1_RESET, > + 0, > + NPCM7XX_PRSTVALS_3_RESET, > + 0, > + 0}; I'd prefer a space after the "{" and before the "}" ... I wonder why checkpatch doesn't complain here... maybe it's just a matter of taste, indeed. > + int i; > + uint32_t mask; > + while (addr < end_addr) { > + switch (addr - NPCM7XX_MMC_BA) { > + case SDHC_PRNSTS: > + /* ignores bits 20 to 24: they are changed when reading registers */ > + mask = 0x1f00000; > + g_assert_cmphex(qtest_readl(qts, addr) | mask, ==, > + NPCM7XX_PRSNTS_RESET | mask); > + addr += 4; > + break; > + case SDHC_BLKGAP: > + g_assert_cmphex(qtest_readb(qts, addr), ==, NPCM7XX_BLKGAP_RESET); > + addr += 1; > + break; > + case SDHC_CAPAB: > + g_assert_cmphex(qtest_readq(qts, addr), ==, NPCM7XX_CAPAB_RESET); > + addr += 8; > + break; > + case SDHC_MAXCURR: > + g_assert_cmphex(qtest_readq(qts, addr), ==, NPCM7XX_MAXCURR_RESET); > + addr += 8; > + break; > + case SDHC_HCVER: > + g_assert_cmphex(qtest_readw(qts, addr), ==, NPCM7XX_HCVER_RESET); > + addr += 2; > + break; > + case NPCM7XX_PRSTVALS: > + for (i = 0; i < NPCM7XX_PRSTVALS_SIZE; ++i) { > + g_assert_cmphex(qtest_readw(qts, addr + 2 * i), ==, > + prstvals_resets[i]); > + } > + addr += NPCM7XX_PRSTVALS_SIZE * 2; > + break; > + default: > + g_assert_cmphex(qtest_readb(qts, addr), ==, 0); > + addr += 1; > + } > + } > + > + qtest_quit(qts); > +} > + > +static void drive_destroy(void) > +{ > + unlink(sd_path); > + g_free(sd_path); > +} > + > +static void drive_create(void) > +{ > + int fd, ret; > + sd_path = g_strdup("/tmp/qtest.XXXXXX"); > + > + /* Create a temporary raw image */ > + fd = mkstemp(sd_path); Maybe use g_file_open_tmp() instead, so you don't have to hard-code the /tmp directory (in case we ever want to run the qtests on non-POSIX systems). > + g_assert_cmpint(fd, >=, 0); > + ret = ftruncate(fd, NPCM7XX_TEST_IMAGE_SIZE); > + g_assert_cmpint(ret, ==, 0); > + g_message("%s", sd_path); > + close(fd); > +} > + > +int main(int argc, char **argv) > +{ > + drive_create(); > + > + g_test_init(&argc, &argv, NULL); > + > + qtest_add_func("npcm7xx_sdhci/reset", test_reset); > + qtest_add_func("npcm7xx_sdhci/write_sd", test_write_sd); > + qtest_add_func("npcm7xx_sdhci/read_sd", test_read_sd); > + > + int ret = g_test_run(); > + drive_destroy(); > + return ret; > +} Thomas
On Fri, Jan 7, 2022 at 2:26 PM Patrick Venture <venture@google.com> wrote: > From: Shengtan Mao <stmao@google.com> > > Reviewed-by: Hao Wu <wuhaotsh@google.com> > Reviewed-by: Chris Rauer <crauer@google.com> > Signed-off-by: Shengtan Mao <stmao@google.com> > --- > tests/qtest/meson.build | 1 + > tests/qtest/npcm7xx_sdhci-test.c | 201 +++++++++++++++++++++++++++++++ > 2 files changed, 202 insertions(+) > create mode 100644 tests/qtest/npcm7xx_sdhci-test.c > > diff --git a/tests/qtest/meson.build b/tests/qtest/meson.build > index 37e1eaa449..b406eba8f6 100644 > --- a/tests/qtest/meson.build > +++ b/tests/qtest/meson.build > @@ -189,6 +189,7 @@ qtests_npcm7xx = \ > 'npcm7xx_gpio-test', > 'npcm7xx_pwm-test', > 'npcm7xx_rng-test', > + 'npcm7xx_sdhci-test', > 'npcm7xx_smbus-test', > 'npcm7xx_timer-test', > 'npcm7xx_watchdog_timer-test'] + \ > diff --git a/tests/qtest/npcm7xx_sdhci-test.c > b/tests/qtest/npcm7xx_sdhci-test.c > new file mode 100644 > index 0000000000..feb09b921a > --- /dev/null > +++ b/tests/qtest/npcm7xx_sdhci-test.c > @@ -0,0 +1,201 @@ > +/* > + * QTests for NPCM7xx SD-3.0 / MMC-4.51 Host Controller > + * > + * Copyright (c) 2021 Google LLC > + * > + * This program is free software; you can redistribute it and/or modify it > + * under the terms of the GNU General Public License as published by the > + * Free Software Foundation; either version 2 of the License, or > + * (at your option) any later version. > + * > + * This program is distributed in the hope that it will be useful, but > WITHOUT > + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or > + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License > + * for more details. > + */ > + > +#include "qemu/osdep.h" > +#include "hw/sd/npcm7xx_sdhci.h" > + > +#include "libqos/libqtest.h" > +#include "libqtest-single.h" > +#include "libqos/sdhci-cmd.h" > + > +#define NPCM7XX_MMC_BA 0xF0842000 > +#define NPCM7XX_BLK_SIZE 512 > +#define NPCM7XX_TEST_IMAGE_SIZE (1 << 30) > + > +char *sd_path; > + > +static QTestState *setup_sd_card(void) > +{ > + QTestState *qts = qtest_initf( > + "-machine kudo-bmc " > + "-device sd-card,drive=drive0 " > + "-drive id=drive0,if=none,file=%s,format=raw,auto-read-only=off", > + sd_path); > + > + qtest_writew(qts, NPCM7XX_MMC_BA + SDHC_SWRST, SDHC_RESET_ALL); > + qtest_writew(qts, NPCM7XX_MMC_BA + SDHC_CLKCON, > + SDHC_CLOCK_SDCLK_EN | SDHC_CLOCK_INT_STABLE | > + SDHC_CLOCK_INT_EN); > + sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0, 0, SDHC_APP_CMD); > + sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0x41200000, 0, (41 << 8)); > + sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0, 0, SDHC_ALL_SEND_CID); > + sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0, 0, > SDHC_SEND_RELATIVE_ADDR); > + sdhci_cmd_regs(qts, NPCM7XX_MMC_BA, 0, 0, 0x45670000, 0, > + SDHC_SELECT_DESELECT_CARD); > + > + return qts; > +} > + > +static void write_sdread(QTestState *qts, const char *msg) > +{ > + size_t len = strlen(msg); > + char *rmsg = g_malloc(len); > + > + /* write message to sd */ > + int fd = open(sd_path, O_WRONLY); > + int ret = write(fd, msg, len); > + close(fd); > + g_assert(ret == len); > + > + /* read message using sdhci */ > + ret = sdhci_read_cmd(qts, NPCM7XX_MMC_BA, rmsg, len); > + g_assert(ret == len); > + g_assert(!strcmp(rmsg, msg)); > + > + free(rmsg); > +} > + > +/* Check MMC can read values from sd */ > +static void test_read_sd(void) > +{ > + QTestState *qts = setup_sd_card(); > + > + write_sdread(qts, "hello world"); > + write_sdread(qts, "goodbye"); > + > + qtest_quit(qts); > +} > + > +static void sdwrite_read(QTestState *qts, const char *msg) > +{ > + size_t len = strlen(msg); > + char *rmsg = g_malloc(len); > + > + /* write message using sdhci */ > + sdhci_write_cmd(qts, NPCM7XX_MMC_BA, msg, len, NPCM7XX_BLK_SIZE); > + > + /* read message from sd */ > + int fd = open(sd_path, O_RDONLY); > + int ret = read(fd, rmsg, len); > + close(fd); > + g_assert(ret == len); > + > + g_assert(!strcmp(rmsg, msg)); > + > + free(rmsg); > +} > + > +/* Check MMC can write values to sd */ > +static void test_write_sd(void) > +{ > + QTestState *qts = setup_sd_card(); > + > + sdwrite_read(qts, "hello world"); > + sdwrite_read(qts, "goodbye"); > + > + qtest_quit(qts); > +} > + > +/* Check SDHCI has correct default values. */ > +static void test_reset(void) > +{ > + QTestState *qts = qtest_init("-machine kudo-bmc"); > + > + uint64_t addr = NPCM7XX_MMC_BA; > + uint64_t end_addr = addr + NPCM7XX_REG_SIZE; > + uint16_t prstvals_resets[] = {NPCM7XX_PRSTVALS_0_RESET, > + NPCM7XX_PRSTVALS_1_RESET, > + 0, > + NPCM7XX_PRSTVALS_3_RESET, > + 0, > + 0}; > + int i; > + uint32_t mask; > + while (addr < end_addr) { > + switch (addr - NPCM7XX_MMC_BA) { > + case SDHC_PRNSTS: > + /* ignores bits 20 to 24: they are changed when reading > registers */ > + mask = 0x1f00000; > + g_assert_cmphex(qtest_readl(qts, addr) | mask, ==, > + NPCM7XX_PRSNTS_RESET | mask); > + addr += 4; > + break; > + case SDHC_BLKGAP: > + g_assert_cmphex(qtest_readb(qts, addr), ==, > NPCM7XX_BLKGAP_RESET); > + addr += 1; > + break; > + case SDHC_CAPAB: > + g_assert_cmphex(qtest_readq(qts, addr), ==, > NPCM7XX_CAPAB_RESET); > + addr += 8; > + break; > + case SDHC_MAXCURR: > + g_assert_cmphex(qtest_readq(qts, addr), ==, > NPCM7XX_MAXCURR_RESET); > + addr += 8; > + break; > + case SDHC_HCVER: > + g_assert_cmphex(qtest_readw(qts, addr), ==, > NPCM7XX_HCVER_RESET); > + addr += 2; > + break; > + case NPCM7XX_PRSTVALS: > + for (i = 0; i < NPCM7XX_PRSTVALS_SIZE; ++i) { > + g_assert_cmphex(qtest_readw(qts, addr + 2 * i), ==, > + prstvals_resets[i]); > + } > + addr += NPCM7XX_PRSTVALS_SIZE * 2; > + break; > + default: > + g_assert_cmphex(qtest_readb(qts, addr), ==, 0); > + addr += 1; > + } > + } > + > + qtest_quit(qts); > +} > + > +static void drive_destroy(void) > +{ > + unlink(sd_path); > + g_free(sd_path); > +} > + > +static void drive_create(void) > +{ > + int fd, ret; > + sd_path = g_strdup("/tmp/qtest.XXXXXX"); > + > + /* Create a temporary raw image */ > + fd = mkstemp(sd_path); > + g_assert_cmpint(fd, >=, 0); > + ret = ftruncate(fd, NPCM7XX_TEST_IMAGE_SIZE); > + g_assert_cmpint(ret, ==, 0); > + g_message("%s", sd_path); > + close(fd); > +} > + > +int main(int argc, char **argv) > +{ > + drive_create(); > + > + g_test_init(&argc, &argv, NULL); > + > + qtest_add_func("npcm7xx_sdhci/reset", test_reset); > + qtest_add_func("npcm7xx_sdhci/write_sd", test_write_sd); > + qtest_add_func("npcm7xx_sdhci/read_sd", test_read_sd); > + > + int ret = g_test_run(); > + drive_destroy(); > + return ret; > +} > + Peter for ARM maintainers list. > -- > 2.34.1.575.g55b058a8bb-goog > >
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