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-rw-r--r--Makefile.target1
-rw-r--r--hw/mips_malta.c75
-rw-r--r--hw/pflash_cfi01.c37
3 files changed, 71 insertions, 42 deletions
diff --git a/Makefile.target b/Makefile.target
index 629f09da9a..cc8facb7ea 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -470,6 +470,7 @@ VL_OBJS+= jazz_led.o
VL_OBJS+= ide.o gt64xxx.o pckbd.o ps2.o fdc.o mc146818rtc.o usb-uhci.o acpi.o ds1225y.o
VL_OBJS+= piix_pci.o parallel.o cirrus_vga.o $(SOUND_HW)
VL_OBJS+= mipsnet.o
+VL_OBJS+= pflash_cfi01.o
CPPFLAGS += -DHAS_AUDIO
endif
ifeq ($(TARGET_BASE_ARCH), cris)
diff --git a/hw/mips_malta.c b/hw/mips_malta.c
index 6af5e52dc4..1ab594098e 100644
--- a/hw/mips_malta.c
+++ b/hw/mips_malta.c
@@ -28,6 +28,8 @@
#include "net.h"
#include "boards.h"
#include "smbus.h"
+#include "block.h"
+#include "flash.h"
#include "mips.h"
#include "pci.h"
#include "qemu-char.h"
@@ -35,6 +37,8 @@
#include "audio/audio.h"
#include "boards.h"
+//#define DEBUG_BOARD_INIT
+
#ifdef TARGET_WORDS_BIGENDIAN
#define BIOS_FILENAME "mips_bios.bin"
#else
@@ -766,13 +770,13 @@ void mips_malta_init (int ram_size, int vga_ram_size,
{
char buf[1024];
unsigned long bios_offset;
+ target_long bios_size;
int64_t kernel_entry;
PCIBus *pci_bus;
CPUState *env;
RTCState *rtc_state;
fdctrl_t *floppy_controller;
MaltaFPGAState *malta_fpga;
- int ret;
qemu_irq *i8259;
int piix4_devfn;
uint8_t *eeprom_buf;
@@ -781,6 +785,8 @@ void mips_malta_init (int ram_size, int vga_ram_size,
int index;
BlockDriverState *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
BlockDriverState *fd[MAX_FD];
+ int fl_idx = 0;
+ int fl_sectors = 0;
/* init CPUs */
if (cpu_model == NULL) {
@@ -801,7 +807,7 @@ void mips_malta_init (int ram_size, int vga_ram_size,
/* allocate RAM */
cpu_register_physical_memory(0, ram_size, IO_MEM_RAM);
- /* Map the bios at two physical locations, as on the real board */
+ /* Map the bios at two physical locations, as on the real board. */
bios_offset = ram_size + vga_ram_size;
cpu_register_physical_memory(0x1e000000LL,
BIOS_SIZE, bios_offset | IO_MEM_ROM);
@@ -811,17 +817,44 @@ void mips_malta_init (int ram_size, int vga_ram_size,
/* FPGA */
malta_fpga = malta_fpga_init(0x1f000000LL, env);
- /* Load a BIOS image unless a kernel image has been specified. */
- if (!kernel_filename) {
- if (bios_name == NULL)
- bios_name = BIOS_FILENAME;
- snprintf(buf, sizeof(buf), "%s/%s", bios_dir, bios_name);
- ret = load_image(buf, phys_ram_base + bios_offset);
- if (ret < 0 || ret > BIOS_SIZE) {
- fprintf(stderr,
- "qemu: Could not load MIPS bios '%s', and no -kernel argument was specified\n",
- buf);
- exit(1);
+ /* Load firmware in flash / BIOS unless we boot directly into a kernel. */
+ if (kernel_filename) {
+ /* Write a small bootloader to the flash location. */
+ loaderparams.ram_size = ram_size;
+ loaderparams.kernel_filename = kernel_filename;
+ loaderparams.kernel_cmdline = kernel_cmdline;
+ loaderparams.initrd_filename = initrd_filename;
+ kernel_entry = load_kernel(env);
+ env->CP0_Status &= ~((1 << CP0St_BEV) | (1 << CP0St_ERL));
+ write_bootloader(env, bios_offset, kernel_entry);
+ } else {
+ index = drive_get_index(IF_PFLASH, 0, fl_idx);
+ if (index != -1) {
+ /* Load firmware from flash. */
+ bios_size = 0x400000;
+ fl_sectors = bios_size >> 16;
+#ifdef DEBUG_BOARD_INIT
+ printf("Register parallel flash %d size " TARGET_FMT_lx " at "
+ "offset %08lx addr %08llx '%s' %x\n",
+ fl_idx, bios_size, bios_offset, 0x1e000000LL,
+ bdrv_get_device_name(drives_table[index].bdrv), fl_sectors);
+#endif
+ pflash_cfi01_register(0x1e000000LL, bios_offset,
+ drives_table[index].bdrv, 65536, fl_sectors,
+ 4, 0x0000, 0x0000, 0x0000, 0x0000);
+ fl_idx++;
+ } else {
+ /* Load a BIOS image. */
+ if (bios_name == NULL)
+ bios_name = BIOS_FILENAME;
+ snprintf(buf, sizeof(buf), "%s/%s", bios_dir, bios_name);
+ bios_size = load_image(buf, phys_ram_base + bios_offset);
+ if ((bios_size < 0 || bios_size > BIOS_SIZE) && !kernel_filename) {
+ fprintf(stderr,
+ "qemu: Could not load MIPS bios '%s', and no -kernel argument was specified\n",
+ buf);
+ exit(1);
+ }
}
/* In little endian mode the 32bit words in the bios are swapped,
a neat trick which allows bi-endian firmware. */
@@ -829,26 +862,14 @@ void mips_malta_init (int ram_size, int vga_ram_size,
{
uint32_t *addr;
for (addr = (uint32_t *)(phys_ram_base + bios_offset);
- addr < (uint32_t *)(phys_ram_base + bios_offset + ret);
- addr++) {
+ addr < (uint32_t *)(phys_ram_base + bios_offset + bios_size);
+ addr++) {
*addr = bswap32(*addr);
}
}
#endif
}
- /* If a kernel image has been specified, write a small bootloader
- to the flash location. */
- if (kernel_filename) {
- loaderparams.ram_size = ram_size;
- loaderparams.kernel_filename = kernel_filename;
- loaderparams.kernel_cmdline = kernel_cmdline;
- loaderparams.initrd_filename = initrd_filename;
- kernel_entry = load_kernel(env);
- env->CP0_Status &= ~((1 << CP0St_BEV) | (1 << CP0St_ERL));
- write_bootloader(env, bios_offset, kernel_entry);
- }
-
/* Board ID = 0x420 (Malta Board with CoreLV)
XXX: theoretically 0x1e000010 should map to flash and 0x1fc00010 should
map to the board ID. */
diff --git a/hw/pflash_cfi01.c b/hw/pflash_cfi01.c
index 745f5e57c5..b3a8a8e3fb 100644
--- a/hw/pflash_cfi01.c
+++ b/hw/pflash_cfi01.c
@@ -111,8 +111,8 @@ static uint32_t pflash_read (pflash_t *pfl, target_ulong offset, int width)
else if (pfl->width == 4)
boff = boff >> 2;
- DPRINTF("%s: reading offset %08x under cmd %02x\n",
- __func__, boff, pfl->cmd);
+ DPRINTF("%s: reading offset " TARGET_FMT_lx " under cmd %02x\n",
+ __func__, boff, pfl->cmd);
switch (pfl->cmd) {
case 0x00:
@@ -121,7 +121,8 @@ static uint32_t pflash_read (pflash_t *pfl, target_ulong offset, int width)
switch (width) {
case 1:
ret = p[offset];
- DPRINTF("%s: data offset %08x %02x\n", __func__, offset, ret);
+ DPRINTF("%s: data offset " TARGET_FMT_lx " %02x\n",
+ __func__, offset, ret);
break;
case 2:
#if defined(TARGET_WORDS_BIGENDIAN)
@@ -131,7 +132,8 @@ static uint32_t pflash_read (pflash_t *pfl, target_ulong offset, int width)
ret = p[offset];
ret |= p[offset + 1] << 8;
#endif
- DPRINTF("%s: data offset %08x %04x\n", __func__, offset, ret);
+ DPRINTF("%s: data offset " TARGET_FMT_lx " %04x\n",
+ __func__, offset, ret);
break;
case 4:
#if defined(TARGET_WORDS_BIGENDIAN)
@@ -146,7 +148,8 @@ static uint32_t pflash_read (pflash_t *pfl, target_ulong offset, int width)
ret |= p[offset + 2] << 16;
ret |= p[offset + 3] << 24;
#endif
- DPRINTF("%s: data offset %08x %08x\n", __func__, offset, ret);
+ DPRINTF("%s: data offset " TARGET_FMT_lx " %08x\n",
+ __func__, offset, ret);
break;
default:
DPRINTF("BUG in %s\n", __func__);
@@ -208,8 +211,8 @@ static void pflash_write (pflash_t *pfl, target_ulong offset, uint32_t value,
else
offset -= pfl->base;
- DPRINTF("%s: offset %08x %08x %d wcycle 0x%x\n",
- __func__, offset, value, width, pfl->wcycle);
+ DPRINTF("%s: offset " TARGET_FMT_lx " %08x %d wcycle 0x%x\n",
+ __func__, offset, value, width, pfl->wcycle);
/* Set the device in I/O access mode */
cpu_register_physical_memory(pfl->base, pfl->total_len, pfl->fl_mem);
@@ -230,8 +233,9 @@ static void pflash_write (pflash_t *pfl, target_ulong offset, uint32_t value,
p = pfl->storage;
offset &= ~(pfl->sector_len - 1);
- DPRINTF("%s: block erase at 0x%x bytes 0x%x\n", __func__,
- offset, pfl->sector_len);
+ DPRINTF("%s: block erase at " TARGET_FMT_lx " bytes "
+ TARGET_FMT_lx "\n",
+ __func__, offset, pfl->sector_len);
memset(p + offset, 0xff, pfl->sector_len);
pflash_update(pfl, offset, pfl->sector_len);
@@ -278,7 +282,7 @@ static void pflash_write (pflash_t *pfl, target_ulong offset, uint32_t value,
break;
case 0xe8:
- DPRINTF("%s: block write of 0x%x bytes\n", __func__, cmd);
+ DPRINTF("%s: block write of %x bytes\n", __func__, cmd);
pfl->counter = cmd;
pfl->wcycle++;
break;
@@ -311,8 +315,9 @@ static void pflash_write (pflash_t *pfl, target_ulong offset, uint32_t value,
switch (pfl->cmd) {
case 0xe8: /* Block write */
p = pfl->storage;
- DPRINTF("%s: block write offset 0x%x value 0x%x counter 0x%x\n",
- __func__, offset, value, pfl->counter);
+ DPRINTF("%s: block write offset " TARGET_FMT_lx
+ " value %x counter " TARGET_FMT_lx "\n",
+ __func__, offset, value, pfl->counter);
switch (width) {
case 1:
p[offset] = value;
@@ -382,8 +387,8 @@ static void pflash_write (pflash_t *pfl, target_ulong offset, uint32_t value,
error_flash:
printf("%s: Unimplemented flash cmd sequence "
- "(offset 0x%x, wcycle 0x%x cmd 0x%x value 0x%x\n",
- __func__, offset, pfl->wcycle, pfl->cmd, value);
+ "(offset " TARGET_FMT_lx ", wcycle 0x%x cmd 0x%x value 0x%x\n",
+ __func__, offset, pfl->wcycle, pfl->cmd, value);
reset_flash:
cpu_register_physical_memory(pfl->base, pfl->total_len,
@@ -484,7 +489,7 @@ static int ctz32 (uint32_t n)
}
pflash_t *pflash_cfi01_register(target_phys_addr_t base, ram_addr_t off,
- BlockDriverState *bs, target_ulong sector_len,
+ BlockDriverState *bs, uint32_t sector_len,
int nb_blocs, int width,
uint16_t id0, uint16_t id1,
uint16_t id2, uint16_t id3)
@@ -495,9 +500,11 @@ pflash_t *pflash_cfi01_register(target_phys_addr_t base, ram_addr_t off,
total_len = sector_len * nb_blocs;
/* XXX: to be fixed */
+#if 0
if (total_len != (8 * 1024 * 1024) && total_len != (16 * 1024 * 1024) &&
total_len != (32 * 1024 * 1024) && total_len != (64 * 1024 * 1024))
return NULL;
+#endif
pfl = qemu_mallocz(sizeof(pflash_t));
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-17 17:36:42 +0000