From 18cc65714e1de31a0060ee81292d75cd0874a849 Mon Sep 17 00:00:00 2001 From: Andrzej Zaborowski Date: Fri, 16 Mar 2007 17:23:12 +0100 Subject: [PATCH] Account for RAM not mapped at 0x0 in arm_boot.c. --- hw/arm_boot.c | 19 ++++++++++--------- hw/integratorcp.c | 2 +- hw/realview.c | 2 +- hw/spitz.c | 2 +- hw/versatilepb.c | 2 +- target-arm/cpu.h | 3 ++- vl.h | 2 +- 7 files changed, 17 insertions(+), 15 deletions(-) diff --git a/hw/arm_boot.c b/hw/arm_boot.c index dfc00db..91bd783 100644 --- a/hw/arm_boot.c +++ b/hw/arm_boot.c @@ -32,11 +32,12 @@ static void main_cpu_reset(void *opaque) if (env->kernel_filename) arm_load_kernel(env, env->ram_size, env->kernel_filename, env->kernel_cmdline, env->initrd_filename, - env->board_id); + env->board_id, env->loader_start); } static void set_kernel_args(uint32_t ram_size, int initrd_size, - const char *kernel_cmdline) + const char *kernel_cmdline, + target_phys_addr_t loader_start) { uint32_t *p; @@ -51,12 +52,12 @@ static void set_kernel_args(uint32_t ram_size, int initrd_size, stl_raw(p++, 4); stl_raw(p++, 0x54410002); stl_raw(p++, ram_size); - stl_raw(p++, 0); + stl_raw(p++, loader_start); if (initrd_size) { /* ATAG_INITRD2 */ stl_raw(p++, 4); stl_raw(p++, 0x54420005); - stl_raw(p++, INITRD_LOAD_ADDR); + stl_raw(p++, loader_start + INITRD_LOAD_ADDR); stl_raw(p++, initrd_size); } if (kernel_cmdline && *kernel_cmdline) { @@ -77,7 +78,7 @@ static void set_kernel_args(uint32_t ram_size, int initrd_size, void arm_load_kernel(CPUState *env, int ram_size, const char *kernel_filename, const char *kernel_cmdline, const char *initrd_filename, - int board_id) + int board_id, target_phys_addr_t loader_start) { int kernel_size; int initrd_size; @@ -98,6 +99,7 @@ void arm_load_kernel(CPUState *env, int ram_size, const char *kernel_filename, env->kernel_cmdline = kernel_cmdline; env->initrd_filename = initrd_filename; env->board_id = board_id; + env->loader_start = loader_start; qemu_register_reset(main_cpu_reset, env); } /* Assume that raw images are linux kernels, and ELF images are not. */ @@ -109,7 +111,7 @@ void arm_load_kernel(CPUState *env, int ram_size, const char *kernel_filename, if (kernel_size < 0) { kernel_size = load_image(kernel_filename, phys_ram_base + KERNEL_LOAD_ADDR); - entry = KERNEL_LOAD_ADDR; + entry = loader_start + KERNEL_LOAD_ADDR; is_linux = 1; } if (kernel_size < 0) { @@ -134,11 +136,10 @@ void arm_load_kernel(CPUState *env, int ram_size, const char *kernel_filename, } bootloader[1] |= board_id & 0xff; bootloader[2] |= (board_id >> 8) & 0xff; - bootloader[5] = KERNEL_ARGS_ADDR; + bootloader[5] = loader_start + KERNEL_ARGS_ADDR; bootloader[6] = entry; for (n = 0; n < sizeof(bootloader) / 4; n++) stl_raw(phys_ram_base + (n * 4), bootloader[n]); - set_kernel_args(ram_size, initrd_size, kernel_cmdline); + set_kernel_args(ram_size, initrd_size, kernel_cmdline, loader_start); } } - diff --git a/hw/integratorcp.c b/hw/integratorcp.c index 5e4c636..cb9469c 100644 --- a/hw/integratorcp.c +++ b/hw/integratorcp.c @@ -512,7 +512,7 @@ static void integratorcp_init(int ram_size, int vga_ram_size, int boot_device, pl110_init(ds, 0xc0000000, pic, 22, 0); arm_load_kernel(env, ram_size, kernel_filename, kernel_cmdline, - initrd_filename, 0x113); + initrd_filename, 0x113, 0x0); } QEMUMachine integratorcp_machine = { diff --git a/hw/realview.c b/hw/realview.c index a5607e7..ca3c0f0 100644 --- a/hw/realview.c +++ b/hw/realview.c @@ -129,7 +129,7 @@ static void realview_init(int ram_size, int vga_ram_size, int boot_device, /* 0x6c000000 PCI mem 2. */ arm_load_kernel(env, ram_size, kernel_filename, kernel_cmdline, - initrd_filename, 0x33b); + initrd_filename, 0x33b, 0x0); } QEMUMachine realview_machine = { diff --git a/hw/spitz.c b/hw/spitz.c index 7ce6497..a434721 100644 --- a/hw/spitz.c +++ b/hw/spitz.c @@ -1092,7 +1092,7 @@ static void spitz_common_init(int ram_size, int vga_ram_size, cpu->env->regs[15] = PXA2XX_RAM_BASE; arm_load_kernel(cpu->env, ram_size, kernel_filename, kernel_cmdline, - initrd_filename, arm_id); + initrd_filename, arm_id, PXA2XX_RAM_BASE); sl_bootparam_write(SL_PXA_PARAM_BASE - PXA2XX_RAM_BASE); } diff --git a/hw/versatilepb.c b/hw/versatilepb.c index 5d3e857..38c69f7 100644 --- a/hw/versatilepb.c +++ b/hw/versatilepb.c @@ -254,7 +254,7 @@ static void versatile_init(int ram_size, int vga_ram_size, int boot_device, /* 0x101f4000 SSPI. */ arm_load_kernel(env, ram_size, kernel_filename, kernel_cmdline, - initrd_filename, board_id); + initrd_filename, board_id, 0x0); } static void vpb_init(int ram_size, int vga_ram_size, int boot_device, diff --git a/target-arm/cpu.h b/target-arm/cpu.h index 530acb2..7a37c41 100644 --- a/target-arm/cpu.h +++ b/target-arm/cpu.h @@ -143,12 +143,13 @@ typedef struct CPUARMState { CPU_COMMON - /* These fields after the common ones so thes are preserved on reset. */ + /* These fields after the common ones so they are preserved on reset. */ int ram_size; const char *kernel_filename; const char *kernel_cmdline; const char *initrd_filename; int board_id; + target_phys_addr_t loader_start; } CPUARMState; CPUARMState *cpu_arm_init(void); diff --git a/vl.h b/vl.h index 6b1e833..3eb204a 100644 --- a/vl.h +++ b/vl.h @@ -1366,7 +1366,7 @@ void *arm_gic_init(uint32_t base, void *parent, int parent_irq); void arm_load_kernel(CPUState *env, int ram_size, const char *kernel_filename, const char *kernel_cmdline, const char *initrd_filename, - int board_id); + int board_id, target_phys_addr_t loader_start); /* sh7750.c */ struct SH7750State; -- 1.4.4.3