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Versatile Express: Add modelling of NOR flash

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This patch adds modelling of the two NOR flash banks found on the
Versatile Express motherboard. Tested with U-Boot running on an emulated
Versatile Express, with either A9 or A15 CoreTile.

Signed-off-by: Francesco Lavra <francescolavra.fl@gmail.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Francesco Lavra 2012-09-19 05:57:21 +00:00 committed by Peter Maydell
parent 661bafb3e1
commit 3dc3e7dd93
1 changed files with 24 additions and 2 deletions
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26
hw/vexpress.c
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@ -29,8 +29,12 @@
#include "sysemu.h"
#include "boards.h"
#include "exec-memory.h"
#include "blockdev.h"
#include "flash.h"
#define VEXPRESS_BOARD_ID 0x8e0
#define VEXPRESS_FLASH_SIZE (64 * 1024 * 1024)
#define VEXPRESS_FLASH_SECT_SIZE (256 * 1024)
static struct arm_boot_info vexpress_binfo;
@ -355,6 +359,7 @@ static void vexpress_common_init(const VEDBoardInfo *daughterboard,
qemu_irq pic[64];
uint32_t proc_id;
uint32_t sys_id;
DriveInfo *dinfo;
ram_addr_t vram_size, sram_size;
MemoryRegion *sysmem = get_system_memory();
MemoryRegion *vram = g_new(MemoryRegion, 1);
@ -410,8 +415,25 @@ static void vexpress_common_init(const VEDBoardInfo *daughterboard,
sysbus_create_simple("pl111", map[VE_CLCD], pic[14]);
/* VE_NORFLASH0: not modelled */
/* VE_NORFLASH1: not modelled */
dinfo = drive_get_next(IF_PFLASH);
if (!pflash_cfi01_register(map[VE_NORFLASH0], NULL, "vexpress.flash0",
VEXPRESS_FLASH_SIZE, dinfo ? dinfo->bdrv : NULL,
VEXPRESS_FLASH_SECT_SIZE,
VEXPRESS_FLASH_SIZE / VEXPRESS_FLASH_SECT_SIZE, 4,
0x00, 0x89, 0x00, 0x18, 0)) {
fprintf(stderr, "vexpress: error registering flash 0.\n");
exit(1);
}
dinfo = drive_get_next(IF_PFLASH);
if (!pflash_cfi01_register(map[VE_NORFLASH1], NULL, "vexpress.flash1",
VEXPRESS_FLASH_SIZE, dinfo ? dinfo->bdrv : NULL,
VEXPRESS_FLASH_SECT_SIZE,
VEXPRESS_FLASH_SIZE / VEXPRESS_FLASH_SECT_SIZE, 4,
0x00, 0x89, 0x00, 0x18, 0)) {
fprintf(stderr, "vexpress: error registering flash 1.\n");
exit(1);
}
sram_size = 0x2000000;
memory_region_init_ram(sram, "vexpress.sram", sram_size);