The SPARC architecture uses big endianness. Directly use
the big-endian LD/ST API.
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
hw/sparc/leon3.c | 42 +++++++++++++++++++++---------------------
hw/sparc/sun4m.c | 6 +++---
hw/sparc64/sun4u.c | 6 +++---
3 files changed, 27 insertions(+), 27 deletions(-)
diff --git a/hw/sparc/leon3.c b/hw/sparc/leon3.c
index 6aaa04cb191..021b5070128 100644
--- a/hw/sparc/leon3.c
+++ b/hw/sparc/leon3.c
@@ -78,21 +78,21 @@ typedef struct ResetData {
static uint32_t *gen_store_u32(uint32_t *code, hwaddr addr, uint32_t val)
{
- stl_p(code++, 0x82100000); /* mov %g0, %g1 */
- stl_p(code++, 0x84100000); /* mov %g0, %g2 */
- stl_p(code++, 0x03000000 +
+ stl_be_p(code++, 0x82100000); /* mov %g0, %g1 */
+ stl_be_p(code++, 0x84100000); /* mov %g0, %g2 */
+ stl_be_p(code++, 0x03000000 +
extract32(addr, 10, 22));
/* sethi %hi(addr), %g1 */
- stl_p(code++, 0x82106000 +
+ stl_be_p(code++, 0x82106000 +
extract32(addr, 0, 10));
/* or %g1, addr, %g1 */
- stl_p(code++, 0x05000000 +
+ stl_be_p(code++, 0x05000000 +
extract32(val, 10, 22));
/* sethi %hi(val), %g2 */
- stl_p(code++, 0x8410a000 +
+ stl_be_p(code++, 0x8410a000 +
extract32(val, 0, 10));
/* or %g2, val, %g2 */
- stl_p(code++, 0xc4204000); /* st %g2, [ %g1 ] */
+ stl_be_p(code++, 0xc4204000); /* st %g2, [ %g1 ] */
return code;
}
@@ -112,13 +112,13 @@ static void write_bootloader(void *ptr, hwaddr kernel_addr)
/* If we are running on a secondary CPU, jump directly to the kernel. */
- stl_p(p++, 0x85444000); /* rd %asr17, %g2 */
- stl_p(p++, 0x8530a01c); /* srl %g2, 0x1c, %g2 */
- stl_p(p++, 0x80908000); /* tst %g2 */
+ stl_be_p(p++, 0x85444000); /* rd %asr17, %g2 */
+ stl_be_p(p++, 0x8530a01c); /* srl %g2, 0x1c, %g2 */
+ stl_be_p(p++, 0x80908000); /* tst %g2 */
/* Filled below. */
sec_cpu_branch_p = p;
- stl_p(p++, 0x0BADC0DE); /* bne xxx */
- stl_p(p++, 0x01000000); /* nop */
+ stl_be_p(p++, 0x0BADC0DE); /* bne xxx */
+ stl_be_p(p++, 0x01000000); /* nop */
/* Initialize the UARTs */
/* *UART_CONTROL = UART_RECEIVE_ENABLE | UART_TRANSMIT_ENABLE; */
@@ -133,17 +133,17 @@ static void write_bootloader(void *ptr, hwaddr kernel_addr)
p = gen_store_u32(p, 0x80000318, 3);
/* Now, the relative branch above can be computed. */
- stl_p(sec_cpu_branch_p, 0x12800000
- + (p - sec_cpu_branch_p));
+ stl_be_p(sec_cpu_branch_p, 0x12800000
+ + (p - sec_cpu_branch_p));
/* JUMP to the entry point */
- stl_p(p++, 0x82100000); /* mov %g0, %g1 */
- stl_p(p++, 0x03000000 + extract32(kernel_addr, 10, 22));
- /* sethi %hi(kernel_addr), %g1 */
- stl_p(p++, 0x82106000 + extract32(kernel_addr, 0, 10));
- /* or kernel_addr, %g1 */
- stl_p(p++, 0x81c04000); /* jmp %g1 */
- stl_p(p++, 0x01000000); /* nop */
+ stl_be_p(p++, 0x82100000); /* mov %g0, %g1 */
+ stl_be_p(p++, 0x03000000 + extract32(kernel_addr, 10, 22));
+ /* sethi %hi(kernel_addr), %g1 */
+ stl_be_p(p++, 0x82106000 + extract32(kernel_addr, 0, 10));
+ /* or kernel_addr, %g1 */
+ stl_be_p(p++, 0x81c04000); /* jmp %g1 */
+ stl_be_p(p++, 0x01000000); /* nop */
}
static void leon3_cpu_reset(void *opaque)
diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
index d52e6a7213f..f375f0d389b 100644
--- a/hw/sparc/sun4m.c
+++ b/hw/sparc/sun4m.c
@@ -271,9 +271,9 @@ static unsigned long sun4m_load_kernel(const char *kernel_filename,
if (*initrd_size > 0) {
for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
ptr = rom_ptr(KERNEL_LOAD_ADDR + i, 24);
- if (ptr && ldl_p(ptr) == 0x48647253) { /* HdrS */
- stl_p(ptr + 16, INITRD_LOAD_ADDR);
- stl_p(ptr + 20, *initrd_size);
+ if (ptr && ldl_be_p(ptr) == 0x48647253) { /* HdrS */
+ stl_be_p(ptr + 16, INITRD_LOAD_ADDR);
+ stl_be_p(ptr + 20, *initrd_size);
break;
}
}
diff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c
index 4ece1ac1ffc..e591e5a741a 100644
--- a/hw/sparc64/sun4u.c
+++ b/hw/sparc64/sun4u.c
@@ -210,9 +210,9 @@ static uint64_t sun4u_load_kernel(const char *kernel_filename,
if (*initrd_size > 0) {
for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
ptr = rom_ptr(*kernel_addr + i, 32);
- if (ptr && ldl_p(ptr + 8) == 0x48647253) { /* HdrS */
- stl_p(ptr + 24, *initrd_addr + *kernel_addr);
- stl_p(ptr + 28, *initrd_size);
+ if (ptr && ldl_be_p(ptr + 8) == 0x48647253) { /* HdrS */
+ stl_be_p(ptr + 24, *initrd_addr + *kernel_addr);
+ stl_be_p(ptr + 28, *initrd_size);
break;
}
}
--
2.45.2
On Fri, Oct 4, 2024 at 1:43 AM Philippe Mathieu-Daudé <philmd@linaro.org> wrote:
>
> The SPARC architecture uses big endianness. Directly use
> the big-endian LD/ST API.
>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
> ---
> hw/sparc/leon3.c | 42 +++++++++++++++++++++---------------------
> hw/sparc/sun4m.c | 6 +++---
> hw/sparc64/sun4u.c | 6 +++---
> 3 files changed, 27 insertions(+), 27 deletions(-)
>
> diff --git a/hw/sparc/leon3.c b/hw/sparc/leon3.c
> index 6aaa04cb191..021b5070128 100644
> --- a/hw/sparc/leon3.c
> +++ b/hw/sparc/leon3.c
> @@ -78,21 +78,21 @@ typedef struct ResetData {
>
> static uint32_t *gen_store_u32(uint32_t *code, hwaddr addr, uint32_t val)
> {
> - stl_p(code++, 0x82100000); /* mov %g0, %g1 */
> - stl_p(code++, 0x84100000); /* mov %g0, %g2 */
> - stl_p(code++, 0x03000000 +
> + stl_be_p(code++, 0x82100000); /* mov %g0, %g1 */
> + stl_be_p(code++, 0x84100000); /* mov %g0, %g2 */
> + stl_be_p(code++, 0x03000000 +
> extract32(addr, 10, 22));
> /* sethi %hi(addr), %g1 */
> - stl_p(code++, 0x82106000 +
> + stl_be_p(code++, 0x82106000 +
> extract32(addr, 0, 10));
> /* or %g1, addr, %g1 */
> - stl_p(code++, 0x05000000 +
> + stl_be_p(code++, 0x05000000 +
> extract32(val, 10, 22));
> /* sethi %hi(val), %g2 */
> - stl_p(code++, 0x8410a000 +
> + stl_be_p(code++, 0x8410a000 +
> extract32(val, 0, 10));
> /* or %g2, val, %g2 */
> - stl_p(code++, 0xc4204000); /* st %g2, [ %g1 ] */
> + stl_be_p(code++, 0xc4204000); /* st %g2, [ %g1 ] */
>
> return code;
> }
> @@ -112,13 +112,13 @@ static void write_bootloader(void *ptr, hwaddr kernel_addr)
>
> /* If we are running on a secondary CPU, jump directly to the kernel. */
>
> - stl_p(p++, 0x85444000); /* rd %asr17, %g2 */
> - stl_p(p++, 0x8530a01c); /* srl %g2, 0x1c, %g2 */
> - stl_p(p++, 0x80908000); /* tst %g2 */
> + stl_be_p(p++, 0x85444000); /* rd %asr17, %g2 */
> + stl_be_p(p++, 0x8530a01c); /* srl %g2, 0x1c, %g2 */
> + stl_be_p(p++, 0x80908000); /* tst %g2 */
> /* Filled below. */
> sec_cpu_branch_p = p;
> - stl_p(p++, 0x0BADC0DE); /* bne xxx */
> - stl_p(p++, 0x01000000); /* nop */
> + stl_be_p(p++, 0x0BADC0DE); /* bne xxx */
> + stl_be_p(p++, 0x01000000); /* nop */
>
> /* Initialize the UARTs */
> /* *UART_CONTROL = UART_RECEIVE_ENABLE | UART_TRANSMIT_ENABLE; */
> @@ -133,17 +133,17 @@ static void write_bootloader(void *ptr, hwaddr kernel_addr)
> p = gen_store_u32(p, 0x80000318, 3);
>
> /* Now, the relative branch above can be computed. */
> - stl_p(sec_cpu_branch_p, 0x12800000
> - + (p - sec_cpu_branch_p));
> + stl_be_p(sec_cpu_branch_p, 0x12800000
> + + (p - sec_cpu_branch_p));
>
> /* JUMP to the entry point */
> - stl_p(p++, 0x82100000); /* mov %g0, %g1 */
> - stl_p(p++, 0x03000000 + extract32(kernel_addr, 10, 22));
> - /* sethi %hi(kernel_addr), %g1 */
> - stl_p(p++, 0x82106000 + extract32(kernel_addr, 0, 10));
> - /* or kernel_addr, %g1 */
> - stl_p(p++, 0x81c04000); /* jmp %g1 */
> - stl_p(p++, 0x01000000); /* nop */
> + stl_be_p(p++, 0x82100000); /* mov %g0, %g1 */
> + stl_be_p(p++, 0x03000000 + extract32(kernel_addr, 10, 22));
> + /* sethi %hi(kernel_addr), %g1 */
> + stl_be_p(p++, 0x82106000 + extract32(kernel_addr, 0, 10));
> + /* or kernel_addr, %g1 */
> + stl_be_p(p++, 0x81c04000); /* jmp %g1 */
> + stl_be_p(p++, 0x01000000); /* nop */
> }
>
> static void leon3_cpu_reset(void *opaque)
> diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
> index d52e6a7213f..f375f0d389b 100644
> --- a/hw/sparc/sun4m.c
> +++ b/hw/sparc/sun4m.c
> @@ -271,9 +271,9 @@ static unsigned long sun4m_load_kernel(const char *kernel_filename,
> if (*initrd_size > 0) {
> for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
> ptr = rom_ptr(KERNEL_LOAD_ADDR + i, 24);
> - if (ptr && ldl_p(ptr) == 0x48647253) { /* HdrS */
> - stl_p(ptr + 16, INITRD_LOAD_ADDR);
> - stl_p(ptr + 20, *initrd_size);
> + if (ptr && ldl_be_p(ptr) == 0x48647253) { /* HdrS */
> + stl_be_p(ptr + 16, INITRD_LOAD_ADDR);
> + stl_be_p(ptr + 20, *initrd_size);
> break;
> }
> }
> diff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c
> index 4ece1ac1ffc..e591e5a741a 100644
> --- a/hw/sparc64/sun4u.c
> +++ b/hw/sparc64/sun4u.c
> @@ -210,9 +210,9 @@ static uint64_t sun4u_load_kernel(const char *kernel_filename,
> if (*initrd_size > 0) {
> for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
> ptr = rom_ptr(*kernel_addr + i, 32);
> - if (ptr && ldl_p(ptr + 8) == 0x48647253) { /* HdrS */
> - stl_p(ptr + 24, *initrd_addr + *kernel_addr);
> - stl_p(ptr + 28, *initrd_size);
> + if (ptr && ldl_be_p(ptr + 8) == 0x48647253) { /* HdrS */
> + stl_be_p(ptr + 24, *initrd_addr + *kernel_addr);
> + stl_be_p(ptr + 28, *initrd_size);
> break;
> }
> }
> --
> 2.45.2
For leon3:
Reviewed-by: Chigot Clément <chigot@adacore.com>
On 04/10/2024 00:42, Philippe Mathieu-Daudé wrote:
> The SPARC architecture uses big endianness. Directly use
> the big-endian LD/ST API.
>
> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
> ---
> hw/sparc/leon3.c | 42 +++++++++++++++++++++---------------------
> hw/sparc/sun4m.c | 6 +++---
> hw/sparc64/sun4u.c | 6 +++---
> 3 files changed, 27 insertions(+), 27 deletions(-)
>
> diff --git a/hw/sparc/leon3.c b/hw/sparc/leon3.c
> index 6aaa04cb191..021b5070128 100644
> --- a/hw/sparc/leon3.c
> +++ b/hw/sparc/leon3.c
> @@ -78,21 +78,21 @@ typedef struct ResetData {
>
> static uint32_t *gen_store_u32(uint32_t *code, hwaddr addr, uint32_t val)
> {
> - stl_p(code++, 0x82100000); /* mov %g0, %g1 */
> - stl_p(code++, 0x84100000); /* mov %g0, %g2 */
> - stl_p(code++, 0x03000000 +
> + stl_be_p(code++, 0x82100000); /* mov %g0, %g1 */
> + stl_be_p(code++, 0x84100000); /* mov %g0, %g2 */
> + stl_be_p(code++, 0x03000000 +
> extract32(addr, 10, 22));
> /* sethi %hi(addr), %g1 */
> - stl_p(code++, 0x82106000 +
> + stl_be_p(code++, 0x82106000 +
> extract32(addr, 0, 10));
> /* or %g1, addr, %g1 */
> - stl_p(code++, 0x05000000 +
> + stl_be_p(code++, 0x05000000 +
> extract32(val, 10, 22));
> /* sethi %hi(val), %g2 */
> - stl_p(code++, 0x8410a000 +
> + stl_be_p(code++, 0x8410a000 +
> extract32(val, 0, 10));
> /* or %g2, val, %g2 */
> - stl_p(code++, 0xc4204000); /* st %g2, [ %g1 ] */
> + stl_be_p(code++, 0xc4204000); /* st %g2, [ %g1 ] */
>
> return code;
> }
> @@ -112,13 +112,13 @@ static void write_bootloader(void *ptr, hwaddr kernel_addr)
>
> /* If we are running on a secondary CPU, jump directly to the kernel. */
>
> - stl_p(p++, 0x85444000); /* rd %asr17, %g2 */
> - stl_p(p++, 0x8530a01c); /* srl %g2, 0x1c, %g2 */
> - stl_p(p++, 0x80908000); /* tst %g2 */
> + stl_be_p(p++, 0x85444000); /* rd %asr17, %g2 */
> + stl_be_p(p++, 0x8530a01c); /* srl %g2, 0x1c, %g2 */
> + stl_be_p(p++, 0x80908000); /* tst %g2 */
> /* Filled below. */
> sec_cpu_branch_p = p;
> - stl_p(p++, 0x0BADC0DE); /* bne xxx */
> - stl_p(p++, 0x01000000); /* nop */
> + stl_be_p(p++, 0x0BADC0DE); /* bne xxx */
> + stl_be_p(p++, 0x01000000); /* nop */
>
> /* Initialize the UARTs */
> /* *UART_CONTROL = UART_RECEIVE_ENABLE | UART_TRANSMIT_ENABLE; */
> @@ -133,17 +133,17 @@ static void write_bootloader(void *ptr, hwaddr kernel_addr)
> p = gen_store_u32(p, 0x80000318, 3);
>
> /* Now, the relative branch above can be computed. */
> - stl_p(sec_cpu_branch_p, 0x12800000
> - + (p - sec_cpu_branch_p));
> + stl_be_p(sec_cpu_branch_p, 0x12800000
> + + (p - sec_cpu_branch_p));
>
> /* JUMP to the entry point */
> - stl_p(p++, 0x82100000); /* mov %g0, %g1 */
> - stl_p(p++, 0x03000000 + extract32(kernel_addr, 10, 22));
> - /* sethi %hi(kernel_addr), %g1 */
> - stl_p(p++, 0x82106000 + extract32(kernel_addr, 0, 10));
> - /* or kernel_addr, %g1 */
> - stl_p(p++, 0x81c04000); /* jmp %g1 */
> - stl_p(p++, 0x01000000); /* nop */
> + stl_be_p(p++, 0x82100000); /* mov %g0, %g1 */
> + stl_be_p(p++, 0x03000000 + extract32(kernel_addr, 10, 22));
> + /* sethi %hi(kernel_addr), %g1 */
> + stl_be_p(p++, 0x82106000 + extract32(kernel_addr, 0, 10));
> + /* or kernel_addr, %g1 */
> + stl_be_p(p++, 0x81c04000); /* jmp %g1 */
> + stl_be_p(p++, 0x01000000); /* nop */
> }
>
> static void leon3_cpu_reset(void *opaque)
> diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
> index d52e6a7213f..f375f0d389b 100644
> --- a/hw/sparc/sun4m.c
> +++ b/hw/sparc/sun4m.c
> @@ -271,9 +271,9 @@ static unsigned long sun4m_load_kernel(const char *kernel_filename,
> if (*initrd_size > 0) {
> for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
> ptr = rom_ptr(KERNEL_LOAD_ADDR + i, 24);
> - if (ptr && ldl_p(ptr) == 0x48647253) { /* HdrS */
> - stl_p(ptr + 16, INITRD_LOAD_ADDR);
> - stl_p(ptr + 20, *initrd_size);
> + if (ptr && ldl_be_p(ptr) == 0x48647253) { /* HdrS */
> + stl_be_p(ptr + 16, INITRD_LOAD_ADDR);
> + stl_be_p(ptr + 20, *initrd_size);
> break;
> }
> }
> diff --git a/hw/sparc64/sun4u.c b/hw/sparc64/sun4u.c
> index 4ece1ac1ffc..e591e5a741a 100644
> --- a/hw/sparc64/sun4u.c
> +++ b/hw/sparc64/sun4u.c
> @@ -210,9 +210,9 @@ static uint64_t sun4u_load_kernel(const char *kernel_filename,
> if (*initrd_size > 0) {
> for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
> ptr = rom_ptr(*kernel_addr + i, 32);
> - if (ptr && ldl_p(ptr + 8) == 0x48647253) { /* HdrS */
> - stl_p(ptr + 24, *initrd_addr + *kernel_addr);
> - stl_p(ptr + 28, *initrd_size);
> + if (ptr && ldl_be_p(ptr + 8) == 0x48647253) { /* HdrS */
> + stl_be_p(ptr + 24, *initrd_addr + *kernel_addr);
> + stl_be_p(ptr + 28, *initrd_size);
> break;
> }
> }
For sun4m and sun4u:
Reviewed-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
ATB,
Mark.
© 2016 - 2026 Red Hat, Inc.