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-rw-r--r--hw/arm-misc.h1
-rw-r--r--hw/arm_boot.c18
-rw-r--r--hw/realview.c2
-rw-r--r--hw/vexpress.c2
4 files changed, 15 insertions, 8 deletions
diff --git a/hw/arm-misc.h b/hw/arm-misc.h
index af403a159..6e8ae6b02 100644
--- a/hw/arm-misc.h
+++ b/hw/arm-misc.h
@@ -31,6 +31,7 @@ struct arm_boot_info {
const char *initrd_filename;
target_phys_addr_t loader_start;
target_phys_addr_t smp_loader_start;
+ target_phys_addr_t smp_bootreg_addr;
target_phys_addr_t smp_priv_base;
int nb_cpus;
int board_id;
diff --git a/hw/arm_boot.c b/hw/arm_boot.c
index 215d5dec6..bf509a8eb 100644
--- a/hw/arm_boot.c
+++ b/hw/arm_boot.c
@@ -31,17 +31,17 @@ static uint32_t bootloader[] = {
/* Entry point for secondary CPUs. Enable interrupt controller and
Issue WFI until start address is written to system controller. */
static uint32_t smpboot[] = {
- 0xe59f0020, /* ldr r0, privbase */
- 0xe3a01001, /* mov r1, #1 */
- 0xe5801100, /* str r1, [r0, #0x100] */
- 0xe3a00201, /* mov r0, #0x10000000 */
- 0xe3800030, /* orr r0, #0x30 */
+ 0xe59f201c, /* ldr r2, privbase */
+ 0xe59f001c, /* ldr r0, startaddr */
+ 0xe3a01001, /* mov r1, #1 */
+ 0xe5821100, /* str r1, [r2, #256] */
0xe320f003, /* wfi */
0xe5901000, /* ldr r1, [r0] */
0xe1110001, /* tst r1, r1 */
0x0afffffb, /* beq <wfi> */
0xe12fff11, /* bx r1 */
- 0 /* privbase: Private memory region base address. */
+ 0, /* privbase: Private memory region base address. */
+ 0 /* bootreg: Boot register address is held here */
};
#define WRITE_WORD(p, value) do { \
@@ -197,6 +197,7 @@ static void do_cpu_reset(void *opaque)
info->loader_start);
}
} else {
+ stl_phys_notdirty(info->smp_bootreg_addr, 0);
env->regs[15] = info->smp_loader_start;
}
}
@@ -272,8 +273,9 @@ void arm_load_kernel(CPUState *env, struct arm_boot_info *info)
rom_add_blob_fixed("bootloader", bootloader, sizeof(bootloader),
info->loader_start);
if (info->nb_cpus > 1) {
- smpboot[10] = info->smp_priv_base;
- for (n = 0; n < sizeof(smpboot) / 4; n++) {
+ smpboot[ARRAY_SIZE(smpboot) - 1] = info->smp_bootreg_addr;
+ smpboot[ARRAY_SIZE(smpboot) - 2] = info->smp_priv_base;
+ for (n = 0; n < ARRAY_SIZE(smpboot); n++) {
smpboot[n] = tswap32(smpboot[n]);
}
rom_add_blob_fixed("smpboot", smpboot, sizeof(smpboot),
diff --git a/hw/realview.c b/hw/realview.c
index d4191e91c..3f35118f2 100644
--- a/hw/realview.c
+++ b/hw/realview.c
@@ -21,6 +21,7 @@
#include "exec-memory.h"
#define SMP_BOOT_ADDR 0xe0000000
+#define SMP_BOOTREG_ADDR 0x10000030
typedef struct {
SysBusDevice busdev;
@@ -96,6 +97,7 @@ static void realview_register_devices(void)
static struct arm_boot_info realview_binfo = {
.smp_loader_start = SMP_BOOT_ADDR,
+ .smp_bootreg_addr = SMP_BOOTREG_ADDR,
};
/* The following two lists must be consistent. */
diff --git a/hw/vexpress.c b/hw/vexpress.c
index 0f39d8da0..71115564e 100644
--- a/hw/vexpress.c
+++ b/hw/vexpress.c
@@ -31,11 +31,13 @@
#include "exec-memory.h"
#define SMP_BOOT_ADDR 0xe0000000
+#define SMP_BOOTREG_ADDR 0x10000030
#define VEXPRESS_BOARD_ID 0x8e0
static struct arm_boot_info vexpress_binfo = {
.smp_loader_start = SMP_BOOT_ADDR,
+ .smp_bootreg_addr = SMP_BOOTREG_ADDR,
};
static void vexpress_a9_init(ram_addr_t ram_size,