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authorpbrook <pbrook@c046a42c-6fe2-441c-8c8c-71466251a162>2006-04-27 23:15:07 +0000
committerpbrook <pbrook@c046a42c-6fe2-441c-8c8c-71466251a162>2006-04-27 23:15:07 +0000
commit1640695026373034f9740ad1bcb69f27e584218c (patch)
tree88a22216f6246ffa58fd56f7fce203292515654d /hw/integratorcp.c
parent008a8818d91418254a94d7e5f6f66b1435a1edaf (diff)
downloadqemu-1640695026373034f9740ad1bcb69f27e584218c.tar.gz
Add nominal ARM Versatil/AB board emulation.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1864 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw/integratorcp.c')
-rw-r--r--hw/integratorcp.c87
1 files changed, 2 insertions, 85 deletions
diff --git a/hw/integratorcp.c b/hw/integratorcp.c
index bce9b592c6..f438af733d 100644
--- a/hw/integratorcp.c
+++ b/hw/integratorcp.c
@@ -10,10 +10,6 @@
#include "vl.h"
#include "arm_pic.h"
-#define KERNEL_ARGS_ADDR 0x100
-#define KERNEL_LOAD_ADDR 0x00010000
-#define INITRD_LOAD_ADDR 0x00800000
-
void DMA_run (void)
{
}
@@ -470,57 +466,6 @@ static void icp_control_init(uint32_t base)
}
-/* The worlds second smallest bootloader. Set r0-r2, then jump to kernel. */
-static uint32_t bootloader[] = {
- 0xe3a00000, /* mov r0, #0 */
- 0xe3a01013, /* mov r1, #0x13 */
- 0xe3811c01, /* orr r1, r1, #0x100 */
- 0xe59f2000, /* ldr r2, [pc, #0] */
- 0xe59ff000, /* ldr pc, [pc, #0] */
- 0, /* Address of kernel args. Set by integratorcp_init. */
- 0 /* Kernel entry point. Set by integratorcp_init. */
-};
-
-static void set_kernel_args(uint32_t ram_size, int initrd_size,
- const char *kernel_cmdline)
-{
- uint32_t *p;
-
- p = (uint32_t *)(phys_ram_base + KERNEL_ARGS_ADDR);
- /* ATAG_CORE */
- stl_raw(p++, 5);
- stl_raw(p++, 0x54410001);
- stl_raw(p++, 1);
- stl_raw(p++, 0x1000);
- stl_raw(p++, 0);
- /* ATAG_MEM */
- stl_raw(p++, 4);
- stl_raw(p++, 0x54410002);
- stl_raw(p++, ram_size);
- stl_raw(p++, 0);
- if (initrd_size) {
- /* ATAG_INITRD2 */
- stl_raw(p++, 4);
- stl_raw(p++, 0x54420005);
- stl_raw(p++, INITRD_LOAD_ADDR);
- stl_raw(p++, initrd_size);
- }
- if (kernel_cmdline && *kernel_cmdline) {
- /* ATAG_CMDLINE */
- int cmdline_size;
-
- cmdline_size = strlen(kernel_cmdline);
- memcpy (p + 2, kernel_cmdline, cmdline_size + 1);
- cmdline_size = (cmdline_size >> 2) + 1;
- stl_raw(p++, cmdline_size + 2);
- stl_raw(p++, 0x54410009);
- p += cmdline_size;
- }
- /* ATAG_END */
- stl_raw(p++, 0);
- stl_raw(p++, 0);
-}
-
/* Board init. */
static void integratorcp_init(int ram_size, int vga_ram_size, int boot_device,
@@ -532,9 +477,6 @@ static void integratorcp_init(int ram_size, int vga_ram_size, int boot_device,
uint32_t bios_offset;
icp_pic_state *pic;
void *cpu_pic;
- int kernel_size;
- int initrd_size;
- int n;
env = cpu_init();
cpu_arm_set_model(env, cpuid);
@@ -567,33 +509,8 @@ static void integratorcp_init(int ram_size, int vga_ram_size, int boot_device,
}
pl110_init(ds, 0xc0000000, pic, 22, 0);
- /* Load the kernel. */
- if (!kernel_filename) {
- fprintf(stderr, "Kernel image must be specified\n");
- exit(1);
- }
- kernel_size = load_image(kernel_filename,
- phys_ram_base + KERNEL_LOAD_ADDR);
- if (kernel_size < 0) {
- fprintf(stderr, "qemu: could not load kernel '%s'\n", kernel_filename);
- exit(1);
- }
- if (initrd_filename) {
- initrd_size = load_image(initrd_filename,
- phys_ram_base + INITRD_LOAD_ADDR);
- if (initrd_size < 0) {
- fprintf(stderr, "qemu: could not load initrd '%s'\n",
- initrd_filename);
- exit(1);
- }
- } else {
- initrd_size = 0;
- }
- bootloader[5] = KERNEL_ARGS_ADDR;
- bootloader[6] = KERNEL_LOAD_ADDR;
- 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);
+ arm_load_kernel(ram_size, kernel_filename, kernel_cmdline,
+ initrd_filename, 0x113);
}
static void integratorcp926_init(int ram_size, int vga_ram_size,