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hw/arm/digic: add NOR ROM support 

Signed-off-by: Antony Pavlov <antonynpavlov@gmail.com>
Message-id: 1387188908-754-6-git-send-email-antonynpavlov@gmail.com
[PMM: don't try to load ROM blob if qtest_enabled()]
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Antony Pavlov 2013-12-17 19:42:37 +00:00 committed by Peter Maydell
parent 142593c9d7
commit 04234a37b1
1 changed files with 78 additions and 0 deletions
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78
hw/arm/digic_boards.c
View File

@ -27,6 +27,14 @@
#include "exec/address-spaces.h"
#include "qemu/error-report.h"
#include "hw/arm/digic.h"
#include "hw/block/flash.h"
#include "hw/loader.h"
#include "sysemu/sysemu.h"
#include "sysemu/qtest.h"
#define DIGIC4_ROM0_BASE 0xf0000000
#define DIGIC4_ROM1_BASE 0xf8000000
#define DIGIC4_ROM_MAX_SIZE 0x08000000
typedef struct DigicBoardState {
DigicState *digic;
@ -35,6 +43,10 @@ typedef struct DigicBoardState {
typedef struct DigicBoard {
hwaddr ram_size;
void (*add_rom0)(DigicBoardState *, hwaddr, const char *);
const char *rom0_def_filename;
void (*add_rom1)(DigicBoardState *, hwaddr, const char *);
const char *rom1_def_filename;
} DigicBoard;
static void digic4_board_setup_ram(DigicBoardState *s, hwaddr ram_size)
@ -59,10 +71,76 @@ static void digic4_board_init(DigicBoard *board)
}
digic4_board_setup_ram(s, board->ram_size);
if (board->add_rom0) {
board->add_rom0(s, DIGIC4_ROM0_BASE, board->rom0_def_filename);
}
if (board->add_rom1) {
board->add_rom1(s, DIGIC4_ROM1_BASE, board->rom1_def_filename);
}
}
static void digic_load_rom(DigicBoardState *s, hwaddr addr,
hwaddr max_size, const char *def_filename)
{
target_long rom_size;
const char *filename;
if (qtest_enabled()) {
/* qtest runs no code so don't attempt a ROM load which
* could fail and result in a spurious test failure.
*/
return;
}
if (bios_name) {
filename = bios_name;
} else {
filename = def_filename;
}
if (filename) {
char *fn = qemu_find_file(QEMU_FILE_TYPE_BIOS, filename);
if (!fn) {
error_report("Couldn't find rom image '%s'.\n", filename);
exit(1);
}
rom_size = load_image_targphys(fn, addr, max_size);
if (rom_size < 0 || rom_size > max_size) {
error_report("Couldn't load rom image '%s'.\n", filename);
exit(1);
}
}
}
/*
* Samsung K8P3215UQB
* 64M Bit (4Mx16) Page Mode / Multi-Bank NOR Flash Memory
*/
static void digic4_add_k8p3215uqb_rom(DigicBoardState *s, hwaddr addr,
const char *def_filename)
{
#define FLASH_K8P3215UQB_SIZE (4 * 1024 * 1024)
#define FLASH_K8P3215UQB_SECTOR_SIZE (64 * 1024)
pflash_cfi02_register(addr, NULL, "pflash", FLASH_K8P3215UQB_SIZE,
NULL, FLASH_K8P3215UQB_SECTOR_SIZE,
FLASH_K8P3215UQB_SIZE / FLASH_K8P3215UQB_SECTOR_SIZE,
DIGIC4_ROM_MAX_SIZE / FLASH_K8P3215UQB_SIZE,
4,
0x00EC, 0x007E, 0x0003, 0x0001,
0x0555, 0x2aa, 0);
digic_load_rom(s, addr, FLASH_K8P3215UQB_SIZE, def_filename);
}
static DigicBoard digic4_board_canon_a1100 = {
.ram_size = 64 * 1024 * 1024,
.add_rom1 = digic4_add_k8p3215uqb_rom,
.rom1_def_filename = "canon-a1100-rom1.bin",
};
static void canon_a1100_init(QEMUMachineInitArgs *args)