diff options
| -rw-r--r-- | hw/collie.c | 7 | ||||
| -rw-r--r-- | hw/flash.h | 13 | ||||
| -rw-r--r-- | hw/gumstix.c | 6 | ||||
| -rw-r--r-- | hw/lm32_boards.c | 8 | ||||
| -rw-r--r-- | hw/mainstone.c | 7 | ||||
| -rw-r--r-- | hw/milkymist.c | 4 | ||||
| -rw-r--r-- | hw/mips_malta.c | 54 | ||||
| -rw-r--r-- | hw/mips_r4k.c | 13 | ||||
| -rw-r--r-- | hw/musicpal.c | 8 | ||||
| -rw-r--r-- | hw/omap_sx1.c | 8 | ||||
| -rw-r--r-- | hw/petalogix_ml605_mmu.c | 5 | ||||
| -rw-r--r-- | hw/petalogix_s3adsp1800_mmu.c | 5 | ||||
| -rw-r--r-- | hw/pflash_cfi01.c | 78 | ||||
| -rw-r--r-- | hw/pflash_cfi02.c | 95 | ||||
| -rw-r--r-- | hw/ppc405_boards.c | 49 | ||||
| -rw-r--r-- | hw/r2d.c | 2 | ||||
| -rw-r--r-- | hw/virtex_ml507.c | 4 | ||||
| -rw-r--r-- | hw/z2.c | 2 |
18 files changed, 187 insertions, 181 deletions
diff --git a/hw/collie.c b/hw/collie.c index 156404d9f3..a10cc1b90c 100644 --- a/hw/collie.c +++ b/hw/collie.c @@ -26,7 +26,6 @@ static void collie_init(ram_addr_t ram_size, { StrongARMState *s; DriveInfo *dinfo; - ram_addr_t phys_flash; if (!cpu_model) { cpu_model = "sa1110"; @@ -34,15 +33,13 @@ static void collie_init(ram_addr_t ram_size, s = sa1110_init(collie_binfo.ram_size, cpu_model); - phys_flash = qemu_ram_alloc(NULL, "collie.fl1", 0x02000000); dinfo = drive_get(IF_PFLASH, 0, 0); - pflash_cfi01_register(SA_CS0, phys_flash, + pflash_cfi01_register(SA_CS0, NULL, "collie.fl1", 0x02000000, dinfo ? dinfo->bdrv : NULL, (64 * 1024), 512, 4, 0x00, 0x00, 0x00, 0x00, 0); - phys_flash = qemu_ram_alloc(NULL, "collie.fl2", 0x02000000); dinfo = drive_get(IF_PFLASH, 0, 1); - pflash_cfi01_register(SA_CS1, phys_flash, + pflash_cfi01_register(SA_CS1, NULL, "collie.fl2", 0x02000000, dinfo ? dinfo->bdrv : NULL, (64 * 1024), 512, 4, 0x00, 0x00, 0x00, 0x00, 0); diff --git a/hw/flash.h b/hw/flash.h index 270be5e127..9c9e5265b7 100644 --- a/hw/flash.h +++ b/hw/flash.h @@ -1,15 +1,22 @@ /* NOR flash devices */ + +#include "memory.h" + typedef struct pflash_t pflash_t; /* pflash_cfi01.c */ -pflash_t *pflash_cfi01_register(target_phys_addr_t base, ram_addr_t off, +pflash_t *pflash_cfi01_register(target_phys_addr_t base, + DeviceState *qdev, const char *name, + target_phys_addr_t size, BlockDriverState *bs, uint32_t sector_len, int nb_blocs, int width, uint16_t id0, uint16_t id1, uint16_t id2, uint16_t id3, int be); /* pflash_cfi02.c */ -pflash_t *pflash_cfi02_register(target_phys_addr_t base, ram_addr_t off, +pflash_t *pflash_cfi02_register(target_phys_addr_t base, + DeviceState *qdev, const char *name, + target_phys_addr_t size, BlockDriverState *bs, uint32_t sector_len, int nb_blocs, int nb_mappings, int width, uint16_t id0, uint16_t id1, @@ -17,6 +24,8 @@ pflash_t *pflash_cfi02_register(target_phys_addr_t base, ram_addr_t off, uint16_t unlock_addr0, uint16_t unlock_addr1, int be); +MemoryRegion *pflash_cfi01_get_memory(pflash_t *fl); + /* nand.c */ DeviceState *nand_init(BlockDriverState *bdrv, int manf_id, int chip_id); void nand_setpins(DeviceState *dev, uint8_t cle, uint8_t ale, diff --git a/hw/gumstix.c b/hw/gumstix.c index 853f7e1ee8..b8b76f4b87 100644 --- a/hw/gumstix.c +++ b/hw/gumstix.c @@ -67,8 +67,7 @@ static void connex_init(ram_addr_t ram_size, #else be = 0; #endif - if (!pflash_cfi01_register(0x00000000, qemu_ram_alloc(NULL, "connext.rom", - connex_rom), + if (!pflash_cfi01_register(0x00000000, NULL, "connext.rom", connex_rom, dinfo->bdrv, sector_len, connex_rom / sector_len, 2, 0, 0, 0, 0, be)) { fprintf(stderr, "qemu: Error registering flash memory.\n"); @@ -106,8 +105,7 @@ static void verdex_init(ram_addr_t ram_size, #else be = 0; #endif - if (!pflash_cfi01_register(0x00000000, qemu_ram_alloc(NULL, "verdex.rom", - verdex_rom), + if (!pflash_cfi01_register(0x00000000, NULL, "verdex.rom", verdex_rom, dinfo->bdrv, sector_len, verdex_rom / sector_len, 2, 0, 0, 0, 0, be)) { fprintf(stderr, "qemu: Error registering flash memory.\n"); diff --git a/hw/lm32_boards.c b/hw/lm32_boards.c index d18aad7435..e4acac1740 100644 --- a/hw/lm32_boards.c +++ b/hw/lm32_boards.c @@ -77,7 +77,6 @@ static void lm32_evr_init(ram_addr_t ram_size_not_used, CPUState *env; DriveInfo *dinfo; ram_addr_t phys_ram; - ram_addr_t phys_flash; qemu_irq *cpu_irq, irq[32]; ResetInfo *reset_info; int i; @@ -108,10 +107,9 @@ static void lm32_evr_init(ram_addr_t ram_size_not_used, phys_ram = qemu_ram_alloc(NULL, "lm32_evr.sdram", ram_size); cpu_register_physical_memory(ram_base, ram_size, phys_ram | IO_MEM_RAM); - phys_flash = qemu_ram_alloc(NULL, "lm32_evr.flash", flash_size); dinfo = drive_get(IF_PFLASH, 0, 0); /* Spansion S29NS128P */ - pflash_cfi02_register(flash_base, phys_flash, + pflash_cfi02_register(flash_base, NULL, "lm32_evr.flash", flash_size, dinfo ? dinfo->bdrv : NULL, flash_sector_size, flash_size / flash_sector_size, 1, 2, 0x01, 0x7e, 0x43, 0x00, 0x555, 0x2aa, 1); @@ -165,7 +163,6 @@ static void lm32_uclinux_init(ram_addr_t ram_size_not_used, CPUState *env; DriveInfo *dinfo; ram_addr_t phys_ram; - ram_addr_t phys_flash; qemu_irq *cpu_irq, irq[32]; HWSetup *hw; ResetInfo *reset_info; @@ -203,10 +200,9 @@ static void lm32_uclinux_init(ram_addr_t ram_size_not_used, phys_ram = qemu_ram_alloc(NULL, "lm32_uclinux.sdram", ram_size); cpu_register_physical_memory(ram_base, ram_size, phys_ram | IO_MEM_RAM); - phys_flash = qemu_ram_alloc(NULL, "lm32_uclinux.flash", flash_size); dinfo = drive_get(IF_PFLASH, 0, 0); /* Spansion S29NS128P */ - pflash_cfi02_register(flash_base, phys_flash, + pflash_cfi02_register(flash_base, NULL, "lm32_uclinux.flash", flash_size, dinfo ? dinfo->bdrv : NULL, flash_sector_size, flash_size / flash_sector_size, 1, 2, 0x01, 0x7e, 0x43, 0x00, 0x555, 0x2aa, 1); diff --git a/hw/mainstone.c b/hw/mainstone.c index 4792f0e3ed..c0524d7ba2 100644 --- a/hw/mainstone.c +++ b/hw/mainstone.c @@ -126,10 +126,9 @@ static void mainstone_common_init(ram_addr_t ram_size, exit(1); } - if (!pflash_cfi01_register(mainstone_flash_base[i], - qemu_ram_alloc(NULL, i ? "mainstone.flash1" : - "mainstone.flash0", - MAINSTONE_FLASH), + if (!pflash_cfi01_register(mainstone_flash_base[i], NULL, + i ? "mainstone.flash1" : "mainstone.flash0", + MAINSTONE_FLASH, dinfo->bdrv, sector_len, MAINSTONE_FLASH / sector_len, 4, 0, 0, 0, 0, be)) { diff --git a/hw/milkymist.c b/hw/milkymist.c index 93288c8401..a44b80c618 100644 --- a/hw/milkymist.c +++ b/hw/milkymist.c @@ -82,7 +82,6 @@ milkymist_init(ram_addr_t ram_size_not_used, int kernel_size; DriveInfo *dinfo; ram_addr_t phys_sdram; - ram_addr_t phys_flash; qemu_irq irq[32], *cpu_irq; int i; char *bios_filename; @@ -113,10 +112,9 @@ milkymist_init(ram_addr_t ram_size_not_used, cpu_register_physical_memory(sdram_base, sdram_size, phys_sdram | IO_MEM_RAM); - phys_flash = qemu_ram_alloc(NULL, "milkymist.flash", flash_size); dinfo = drive_get(IF_PFLASH, 0, 0); /* Numonyx JS28F256J3F105 */ - pflash_cfi01_register(flash_base, phys_flash, + pflash_cfi01_register(flash_base, NULL, "milkymist.flash", flash_size, dinfo ? dinfo->bdrv : NULL, flash_sector_size, flash_size / flash_sector_size, 2, 0x00, 0x89, 0x00, 0x1d, 1); diff --git a/hw/mips_malta.c b/hw/mips_malta.c index 86a8ba07d3..31d443eb2d 100644 --- a/hw/mips_malta.c +++ b/hw/mips_malta.c @@ -46,6 +46,7 @@ #include "elf.h" #include "mc146818rtc.h" #include "blockdev.h" +#include "exec-memory.h" //#define DEBUG_BOARD_INIT @@ -761,8 +762,10 @@ void mips_malta_init (ram_addr_t ram_size, const char *initrd_filename, const char *cpu_model) { char *filename; + pflash_t *fl; ram_addr_t ram_offset; - ram_addr_t bios_offset; + MemoryRegion *system_memory = get_system_memory(); + MemoryRegion *bios, *bios_alias = g_new(MemoryRegion, 1); target_long bios_size; int64_t kernel_entry; PCIBus *pci_bus; @@ -811,17 +814,9 @@ void mips_malta_init (ram_addr_t ram_size, exit(1); } ram_offset = qemu_ram_alloc(NULL, "mips_malta.ram", ram_size); - bios_offset = qemu_ram_alloc(NULL, "mips_malta.bios", BIOS_SIZE); - cpu_register_physical_memory(0, ram_size, ram_offset | IO_MEM_RAM); - /* Map the bios at two physical locations, as on the real board. */ - cpu_register_physical_memory(0x1e000000LL, - BIOS_SIZE, bios_offset | IO_MEM_ROM); - cpu_register_physical_memory(0x1fc00000LL, - BIOS_SIZE, bios_offset | IO_MEM_ROM); - #ifdef TARGET_WORDS_BIGENDIAN be = 1; #else @@ -833,12 +828,19 @@ void mips_malta_init (ram_addr_t ram_size, /* Load firmware in flash / BIOS unless we boot directly into a kernel. */ if (kernel_filename) { /* Write a small bootloader to the flash location. */ + bios = g_new(MemoryRegion, 1); + memory_region_init_ram(bios, NULL, "mips_malta.bios", BIOS_SIZE); + memory_region_set_readonly(bios, true); + memory_region_init_alias(bios_alias, "bios.1fc", bios, 0, BIOS_SIZE); + /* Map the bios at two physical locations, as on the real board. */ + memory_region_add_subregion(system_memory, 0x1e000000LL, bios); + memory_region_add_subregion(system_memory, 0x1fc00000LL, bios_alias); loaderparams.ram_size = ram_size; loaderparams.kernel_filename = kernel_filename; loaderparams.kernel_cmdline = kernel_cmdline; loaderparams.initrd_filename = initrd_filename; kernel_entry = load_kernel(); - write_bootloader(env, qemu_get_ram_ptr(bios_offset), kernel_entry); + write_bootloader(env, memory_region_get_ram_ptr(bios), kernel_entry); } else { dinfo = drive_get(IF_PFLASH, 0, fl_idx); if (dinfo) { @@ -847,15 +849,31 @@ void mips_malta_init (ram_addr_t ram_size, 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, + "addr %08llx '%s' %x\n", + fl_idx, bios_size, 0x1e000000LL, bdrv_get_device_name(dinfo->bdrv), fl_sectors); #endif - pflash_cfi01_register(0x1e000000LL, bios_offset, - dinfo->bdrv, 65536, fl_sectors, - 4, 0x0000, 0x0000, 0x0000, 0x0000, be); - fl_idx++; + fl = pflash_cfi01_register(0x1e000000LL, + NULL, "mips_malta.bios", BIOS_SIZE, + dinfo->bdrv, 65536, fl_sectors, + 4, 0x0000, 0x0000, 0x0000, 0x0000, be); + bios = pflash_cfi01_get_memory(fl); + /* Map the bios at two physical locations, as on the real board. */ + memory_region_init_alias(bios_alias, "bios.1fc", + bios, 0, BIOS_SIZE); + memory_region_add_subregion(system_memory, 0x1fc00000LL, + bios_alias); + fl_idx++; } else { + bios = g_new(MemoryRegion, 1); + memory_region_init_ram(bios, NULL, "mips_malta.bios", BIOS_SIZE); + memory_region_set_readonly(bios, true); + memory_region_init_alias(bios_alias, "bios.1fc", + bios, 0, BIOS_SIZE); + /* Map the bios at two physical locations, as on the real board. */ + memory_region_add_subregion(system_memory, 0x1e000000LL, bios); + memory_region_add_subregion(system_memory, 0x1fc00000LL, + bios_alias); /* Load a BIOS image. */ if (bios_name == NULL) bios_name = BIOS_FILENAME; @@ -878,7 +896,7 @@ void mips_malta_init (ram_addr_t ram_size, a neat trick which allows bi-endian firmware. */ #ifndef TARGET_WORDS_BIGENDIAN { - uint32_t *addr = qemu_get_ram_ptr(bios_offset);; + uint32_t *addr = memory_region_get_ram_ptr(bios); uint32_t *end = addr + bios_size; while (addr < end) { bswap32s(addr); @@ -890,7 +908,7 @@ void mips_malta_init (ram_addr_t ram_size, /* Board ID = 0x420 (Malta Board with CoreLV) XXX: theoretically 0x1e000010 should map to flash and 0x1fc00010 should map to the board ID. */ - stl_p(qemu_get_ram_ptr(bios_offset) + 0x10, 0x00000420); + stl_p(memory_region_get_ram_ptr(bios) + 0x10, 0x00000420); /* Init internal devices */ cpu_mips_irq_init_cpu(env); diff --git a/hw/mips_r4k.c b/hw/mips_r4k.c index 9d90568e4e..5d002c5a2b 100644 --- a/hw/mips_r4k.c +++ b/hw/mips_r4k.c @@ -23,6 +23,7 @@ #include "elf.h" #include "mc146818rtc.h" #include "blockdev.h" +#include "exec-memory.h" #define MAX_IDE_BUS 2 @@ -163,7 +164,7 @@ void mips_r4k_init (ram_addr_t ram_size, { char *filename; ram_addr_t ram_offset; - ram_addr_t bios_offset; + MemoryRegion *bios; int bios_size; CPUState *env; ResetData *reset_info; @@ -227,15 +228,15 @@ void mips_r4k_init (ram_addr_t ram_size, be = 0; #endif if ((bios_size > 0) && (bios_size <= BIOS_SIZE)) { - bios_offset = qemu_ram_alloc(NULL, "mips_r4k.bios", BIOS_SIZE); - cpu_register_physical_memory(0x1fc00000, BIOS_SIZE, - bios_offset | IO_MEM_ROM); + bios = g_new(MemoryRegion, 1); + memory_region_init_ram(bios, NULL, "mips_r4k.bios", BIOS_SIZE); + memory_region_set_readonly(bios, true); + memory_region_add_subregion(get_system_memory(), 0x1fc00000, bios); load_image_targphys(filename, 0x1fc00000, BIOS_SIZE); } else if ((dinfo = drive_get(IF_PFLASH, 0, 0)) != NULL) { uint32_t mips_rom = 0x00400000; - bios_offset = qemu_ram_alloc(NULL, "mips_r4k.bios", mips_rom); - if (!pflash_cfi01_register(0x1fc00000, bios_offset, + if (!pflash_cfi01_register(0x1fc00000, NULL, "mips_r4k.bios", mips_rom, dinfo->bdrv, sector_len, mips_rom / sector_len, 4, 0, 0, 0, 0, be)) { diff --git a/hw/musicpal.c b/hw/musicpal.c index 63dd391176..ade5a91feb 100644 --- a/hw/musicpal.c +++ b/hw/musicpal.c @@ -1565,16 +1565,16 @@ static void musicpal_init(ram_addr_t ram_size, * image is smaller than 32 MB. */ #ifdef TARGET_WORDS_BIGENDIAN - pflash_cfi02_register(0-MP_FLASH_SIZE_MAX, qemu_ram_alloc(NULL, - "musicpal.flash", flash_size), + pflash_cfi02_register(0-MP_FLASH_SIZE_MAX, NULL, + "musicpal.flash", flash_size, dinfo->bdrv, 0x10000, (flash_size + 0xffff) >> 16, MP_FLASH_SIZE_MAX / flash_size, 2, 0x00BF, 0x236D, 0x0000, 0x0000, 0x5555, 0x2AAA, 1); #else - pflash_cfi02_register(0-MP_FLASH_SIZE_MAX, qemu_ram_alloc(NULL, - "musicpal.flash", flash_size), + pflash_cfi02_register(0-MP_FLASH_SIZE_MAX, NULL, + "musicpal.flash", flash_size, dinfo->bdrv, 0x10000, (flash_size + 0xffff) >> 16, MP_FLASH_SIZE_MAX / flash_size, diff --git a/hw/omap_sx1.c b/hw/omap_sx1.c index a7b687bc41..15cfbb52f3 100644 --- a/hw/omap_sx1.c +++ b/hw/omap_sx1.c @@ -161,8 +161,8 @@ static void sx1_init(ram_addr_t ram_size, #endif if ((dinfo = drive_get(IF_PFLASH, 0, fl_idx)) != NULL) { - if (!pflash_cfi01_register(OMAP_CS0_BASE, qemu_ram_alloc(NULL, - "omap_sx1.flash0-1", flash_size), + if (!pflash_cfi01_register(OMAP_CS0_BASE, NULL, + "omap_sx1.flash0-1", flash_size, dinfo->bdrv, sector_size, flash_size / sector_size, 4, 0, 0, 0, 0, be)) { @@ -182,8 +182,8 @@ static void sx1_init(ram_addr_t ram_size, cpu_register_physical_memory(OMAP_CS1_BASE + flash1_size, OMAP_CS1_SIZE - flash1_size, io); - if (!pflash_cfi01_register(OMAP_CS1_BASE, qemu_ram_alloc(NULL, - "omap_sx1.flash1-1", flash1_size), + if (!pflash_cfi01_register(OMAP_CS1_BASE, NULL, + "omap_sx1.flash1-1", flash1_size, dinfo->bdrv, sector_size, flash1_size / sector_size, 4, 0, 0, 0, 0, be)) { diff --git a/hw/petalogix_ml605_mmu.c b/hw/petalogix_ml605_mmu.c index e3ca310efd..38db521b37 100644 --- a/hw/petalogix_ml605_mmu.c +++ b/hw/petalogix_ml605_mmu.c @@ -149,7 +149,6 @@ petalogix_ml605_init(ram_addr_t ram_size, target_phys_addr_t ddr_base = MEMORY_BASEADDR; ram_addr_t phys_lmb_bram; ram_addr_t phys_ram; - ram_addr_t phys_flash; qemu_irq irq[32], *cpu_irq; /* init CPUs */ @@ -169,11 +168,11 @@ petalogix_ml605_init(ram_addr_t ram_size, phys_ram = qemu_ram_alloc(NULL, "petalogix_ml605.ram", ram_size); cpu_register_physical_memory(ddr_base, ram_size, phys_ram | IO_MEM_RAM); - phys_flash = qemu_ram_alloc(NULL, "petalogix_ml605.flash", FLASH_SIZE); dinfo = drive_get(IF_PFLASH, 0, 0); /* 5th parameter 2 means bank-width * 10th paremeter 0 means little-endian */ - pflash_cfi01_register(FLASH_BASEADDR, phys_flash, + pflash_cfi01_register(FLASH_BASEADDR, + NULL, "petalogix_ml605.flash", FLASH_SIZE, dinfo ? dinfo->bdrv : NULL, (64 * 1024), FLASH_SIZE >> 16, 2, 0x89, 0x18, 0x0000, 0x0, 0); diff --git a/hw/petalogix_s3adsp1800_mmu.c b/hw/petalogix_s3adsp1800_mmu.c index a43fb4c95c..66fb96d8eb 100644 --- a/hw/petalogix_s3adsp1800_mmu.c +++ b/hw/petalogix_s3adsp1800_mmu.c @@ -127,7 +127,6 @@ petalogix_s3adsp1800_init(ram_addr_t ram_size, target_phys_addr_t ddr_base = 0x90000000; ram_addr_t phys_lmb_bram; ram_addr_t phys_ram; - ram_addr_t phys_flash; qemu_irq irq[32], *cpu_irq; /* init CPUs */ @@ -148,9 +147,9 @@ petalogix_s3adsp1800_init(ram_addr_t ram_size, phys_ram = qemu_ram_alloc(NULL, "petalogix_s3adsp1800.ram", ram_size); cpu_register_physical_memory(ddr_base, ram_size, phys_ram | IO_MEM_RAM); - phys_flash = qemu_ram_alloc(NULL, "petalogix_s3adsp1800.flash", FLASH_SIZE); dinfo = drive_get(IF_PFLASH, 0, 0); - pflash_cfi01_register(0xa0000000, phys_flash, + pflash_cfi01_register(0xa0000000, + NULL, "petalogix_s3adsp1800.flash", FLASH_SIZE, dinfo ? dinfo->bdrv : NULL, (64 * 1024), FLASH_SIZE >> 16, 1, 0x89, 0x18, 0x0000, 0x0, 1); diff --git a/hw/pflash_cfi01.c b/hw/pflash_cfi01.c index 90e1301c5e..ce48fdfae2 100644 --- a/hw/pflash_cfi01.c +++ b/hw/pflash_cfi01.c @@ -40,6 +40,7 @@ #include "flash.h" #include "block.h" #include "qemu-timer.h" +#include "exec-memory.h" #define PFLASH_BUG(fmt, ...) \ do { \ @@ -74,8 +75,7 @@ struct pflash_t { target_phys_addr_t counter; unsigned int writeblock_size; QEMUTimer *timer; - ram_addr_t off; - int fl_mem; + MemoryRegion mem; void *storage; }; @@ -89,8 +89,7 @@ static void pflash_timer (void *opaque) if (pfl->bypass) { pfl->wcycle = 2; } else { - cpu_register_physical_memory(pfl->base, pfl->total_len, - pfl->off | IO_MEM_ROMD | pfl->fl_mem); + memory_region_rom_device_set_readable(&pfl->mem, true); pfl->wcycle = 0; } pfl->cmd = 0; @@ -263,7 +262,7 @@ static void pflash_write(pflash_t *pfl, target_phys_addr_t offset, if (!pfl->wcycle) { /* Set the device in I/O access mode */ - cpu_register_physical_memory(pfl->base, pfl->total_len, pfl->fl_mem); + memory_region_rom_device_set_readable(&pfl->mem, false); } switch (pfl->wcycle) { @@ -422,8 +421,7 @@ static void pflash_write(pflash_t *pfl, target_phys_addr_t offset, __func__, offset, pfl->wcycle, pfl->cmd, value); reset_flash: - cpu_register_physical_memory(pfl->base, pfl->total_len, - pfl->off | IO_MEM_ROMD | pfl->fl_mem); + memory_region_rom_device_set_readable(&pfl->mem, true); pfl->bypass = 0; pfl->wcycle = 0; @@ -514,28 +512,20 @@ static void pflash_writel_le(void *opaque, target_phys_addr_t addr, pflash_write(pfl, addr, value, 4, 0); } -static CPUWriteMemoryFunc * const pflash_write_ops_be[] = { - &pflash_writeb_be, - &pflash_writew_be, - &pflash_writel_be, +static const MemoryRegionOps pflash_cfi01_ops_be = { + .old_mmio = { + .read = { pflash_readb_be, pflash_readw_be, pflash_readl_be, }, + .write = { pflash_writeb_be, pflash_writew_be, pflash_writel_be, }, + }, + .endianness = DEVICE_NATIVE_ENDIAN, }; -static CPUReadMemoryFunc * const pflash_read_ops_be[] = { - &pflash_readb_be, - &pflash_readw_be, - &pflash_readl_be, -}; - -static CPUWriteMemoryFunc * const pflash_write_ops_le[] = { - &pflash_writeb_le, - &pflash_writew_le, - &pflash_writel_le, -}; - -static CPUReadMemoryFunc * const pflash_read_ops_le[] = { - &pflash_readb_le, - &pflash_readw_le, - &pflash_readl_le, +static const MemoryRegionOps pflash_cfi01_ops_le = { + .old_mmio = { + .read = { pflash_readb_le, pflash_readw_le, pflash_readl_le, }, + .write = { pflash_writeb_le, pflash_writew_le, pflash_writel_le, }, + }, + .endianness = DEVICE_NATIVE_ENDIAN, }; /* Count trailing zeroes of a 32 bits quantity */ @@ -574,12 +564,13 @@ static int ctz32 (uint32_t n) return ret; } -pflash_t *pflash_cfi01_register(target_phys_addr_t base, ram_addr_t off, +pflash_t *pflash_cfi01_register(target_phys_addr_t base, + DeviceState *qdev, const char *name, + target_phys_addr_t size, BlockDriverState *bs, uint32_t sector_len, int nb_blocs, int width, uint16_t id0, uint16_t id1, - uint16_t id2, uint16_t id3, - int be) + uint16_t id2, uint16_t id3, int be) { pflash_t *pfl; target_phys_addr_t total_len; @@ -596,27 +587,19 @@ pflash_t *pflash_cfi01_register(target_phys_addr_t base, ram_addr_t off, pfl = g_malloc0(sizeof(pflash_t)); - /* FIXME: Allocate ram ourselves. */ - pfl->storage = qemu_get_ram_ptr(off); - if (be) { - pfl->fl_mem = cpu_register_io_memory(pflash_read_ops_be, - pflash_write_ops_be, pfl, - DEVICE_NATIVE_ENDIAN); - } else { - pfl->fl_mem = cpu_register_io_memory(pflash_read_ops_le, - pflash_write_ops_le, pfl, - DEVICE_NATIVE_ENDIAN); - } - pfl->off = off; - cpu_register_physical_memory(base, total_len, - off | pfl->fl_mem | IO_MEM_ROMD); + memory_region_init_rom_device( + &pfl->mem, be ? &pflash_cfi01_ops_be : &pflash_cfi01_ops_le, pfl, + qdev, name, size); + pfl->storage = memory_region_get_ram_ptr(&pfl->mem); + memory_region_add_subregion(get_system_memory(), base, &pfl->mem); pfl->bs = bs; if (pfl->bs) { /* read the initial flash content */ ret = bdrv_read(pfl->bs, 0, pfl->storage, total_len >> 9); if (ret < 0) { - cpu_unregister_io_memory(pfl->fl_mem); + memory_region_del_subregion(get_system_memory(), &pfl->mem); + memory_region_destroy(&pfl->mem); g_free(pfl); return NULL; } @@ -724,3 +707,8 @@ pflash_t *pflash_cfi01_register(target_phys_addr_t base, ram_addr_t off, return pfl; } + +MemoryRegion *pflash_cfi01_get_memory(pflash_t *fl) +{ + return &fl->mem; +} diff --git a/hw/pflash_cfi02.c b/hw/pflash_cfi02.c index ac5115e4c8..4dbec8721e 100644 --- a/hw/pflash_cfi02.c +++ b/hw/pflash_cfi02.c @@ -39,6 +39,7 @@ #include "flash.h" #include "qemu-timer.h" #include "block.h" +#include "exec-memory.h" //#define PFLASH_DEBUG #ifdef PFLASH_DEBUG @@ -69,25 +70,38 @@ struct pflash_t { uint8_t cfi_len; uint8_t cfi_table[0x52]; QEMUTimer *timer; - ram_addr_t off; - int fl_mem; + /* The device replicates the flash memory across its memory space. Emulate + * that by having a container (.mem) filled with an array of aliases + * (.mem_mappings) pointing to the flash memory (.orig_mem). + */ + MemoryRegion mem; + MemoryRegion *mem_mappings; /* array; one per mapping */ + MemoryRegion orig_mem; int rom_mode; int read_counter; /* used for lazy switch-back to rom mode */ void *storage; }; -static void pflash_register_memory(pflash_t *pfl, int rom_mode) +/* + * Set up replicated mappings of the same region. + */ +static void pflash_setup_mappings(pflash_t *pfl) { - unsigned long phys_offset = pfl->fl_mem; - int i; - - if (rom_mode) - phys_offset |= pfl->off | IO_MEM_ROMD; - pfl->rom_mode = rom_mode; + unsigned i; + target_phys_addr_t size = memory_region_size(&pfl->orig_mem); + + memory_region_init(&pfl->mem, "pflash", pfl->mappings * size); + pfl->mem_mappings = g_new(MemoryRegion, pfl->mappings); + for (i = 0; i < pfl->mappings; ++i) { + memory_region_init_alias(&pfl->mem_mappings[i], "pflash-alias", + &pfl->orig_mem, 0, size); + memory_region_add_subregion(&pfl->mem, i * size, &pfl->mem_mappings[i]); + } +} - for (i = 0; i < pfl->mappings; i++) - cpu_register_physical_memory(pfl->base + i * pfl->chip_len, - pfl->chip_len, phys_offset); +static void pflash_register_memory(pflash_t *pfl, int rom_mode) +{ + memory_region_rom_device_set_readable(&pfl->orig_mem, rom_mode); } static void pflash_timer (void *opaque) @@ -538,28 +552,20 @@ static void pflash_writel_le(void *opaque, target_phys_addr_t addr, pflash_write(pfl, addr, value, 4, 0); } -static CPUWriteMemoryFunc * const pflash_write_ops_be[] = { - &pflash_writeb_be, - &pflash_writew_be, - &pflash_writel_be, -}; - -static CPUReadMemoryFunc * const pflash_read_ops_be[] = { - &pflash_readb_be, - &pflash_readw_be, - &pflash_readl_be, +static const MemoryRegionOps pflash_cfi02_ops_be = { + .old_mmio = { + .read = { pflash_readb_be, pflash_readw_be, pflash_readl_be, }, + .write = { pflash_writeb_be, pflash_writew_be, pflash_writel_be, }, + }, + .endianness = DEVICE_NATIVE_ENDIAN, }; -static CPUWriteMemoryFunc * const pflash_write_ops_le[] = { - &pflash_writeb_le, - &pflash_writew_le, - &pflash_writel_le, -}; - -static CPUReadMemoryFunc * const pflash_read_ops_le[] = { - &pflash_readb_le, - &pflash_readw_le, - &pflash_readl_le, +static const MemoryRegionOps pflash_cfi02_ops_le = { + .old_mmio = { + .read = { pflash_readb_le, pflash_readw_le, pflash_readl_le, }, + .write = { pflash_writeb_le, pflash_writew_le, pflash_writel_le, }, + }, + .endianness = DEVICE_NATIVE_ENDIAN, }; /* Count trailing zeroes of a 32 bits quantity */ @@ -598,7 +604,9 @@ static int ctz32 (uint32_t n) return ret; } -pflash_t *pflash_cfi02_register(target_phys_addr_t base, ram_addr_t off, +pflash_t *pflash_cfi02_register(target_phys_addr_t base, + DeviceState *qdev, const char *name, + target_phys_addr_t size, BlockDriverState *bs, uint32_t sector_len, int nb_blocs, int nb_mappings, int width, uint16_t id0, uint16_t id1, @@ -618,32 +626,25 @@ pflash_t *pflash_cfi02_register(target_phys_addr_t base, ram_addr_t off, return NULL; #endif pfl = g_malloc0(sizeof(pflash_t)); - /* FIXME: Allocate ram ourselves. */ - pfl->storage = qemu_get_ram_ptr(off); - if (be) { - pfl->fl_mem = cpu_register_io_memory(pflash_read_ops_be, - pflash_write_ops_be, - pfl, DEVICE_NATIVE_ENDIAN); - } else { - pfl->fl_mem = cpu_register_io_memory(pflash_read_ops_le, - pflash_write_ops_le, - pfl, DEVICE_NATIVE_ENDIAN); - } - pfl->off = off; + memory_region_init_rom_device( + &pfl->orig_mem, be ? &pflash_cfi02_ops_be : &pflash_cfi02_ops_le, pfl, + qdev, name, size); + pfl->storage = memory_region_get_ram_ptr(&pfl->orig_mem); pfl->base = base; pfl->chip_len = chip_len; pfl->mappings = nb_mappings; - pflash_register_memory(pfl, 1); pfl->bs = bs; if (pfl->bs) { /* read the initial flash content */ ret = bdrv_read(pfl->bs, 0, pfl->storage, chip_len >> 9); if (ret < 0) { - cpu_unregister_io_memory(pfl->fl_mem); g_free(pfl); return NULL; } } + pflash_setup_mappings(pfl); + pfl->rom_mode = 1; + memory_region_add_subregion(get_system_memory(), pfl->base, &pfl->mem); #if 0 /* XXX: there should be a bit to set up read-only, * the same way the hardware does (with WP pin). */ diff --git a/hw/ppc405_boards.c b/hw/ppc405_boards.c index dec165e40f..e6c8ac67d9 100644 --- a/hw/ppc405_boards.c +++ b/hw/ppc405_boards.c @@ -32,6 +32,7 @@ #include "qemu-log.h" #include "loader.h" #include "blockdev.h" +#include "exec-memory.h" #define BIOS_FILENAME "ppc405_rom.bin" #define BIOS_SIZE (2048 * 1024) @@ -181,7 +182,8 @@ static void ref405ep_init (ram_addr_t ram_size, ppc4xx_bd_info_t bd; CPUPPCState *env; qemu_irq *pic; - ram_addr_t sram_offset, bios_offset, bdloc; + MemoryRegion *bios; + ram_addr_t sram_offset, bdloc; MemoryRegion *ram_memories = g_malloc(2 * sizeof(*ram_memories)); target_phys_addr_t ram_bases[2], ram_sizes[2]; target_ulong sram_size; @@ -224,15 +226,15 @@ static void ref405ep_init (ram_addr_t ram_size, dinfo = drive_get(IF_PFLASH, 0, fl_idx); if (dinfo) { bios_size = bdrv_getlength(dinfo->bdrv); - bios_offset = qemu_ram_alloc(NULL, "ef405ep.bios", bios_size); fl_sectors = (bios_size + 65535) >> 16; #ifdef DEBUG_BOARD_INIT printf("Register parallel flash %d size %lx" - " at offset %08lx addr %lx '%s' %d\n", - fl_idx, bios_size, bios_offset, -bios_size, + " at addr %lx '%s' %d\n", + fl_idx, bios_size, -bios_size, bdrv_get_device_name(dinfo->bdrv), fl_sectors); #endif - pflash_cfi02_register((uint32_t)(-bios_size), bios_offset, + pflash_cfi02_register((uint32_t)(-bios_size), + NULL, "ef405ep.bios", bios_size, dinfo->bdrv, 65536, fl_sectors, 1, 2, 0x0001, 0x22DA, 0x0000, 0x0000, 0x555, 0x2AA, 1); @@ -243,12 +245,13 @@ static void ref405ep_init (ram_addr_t ram_size, #ifdef DEBUG_BOARD_INIT printf("Load BIOS from file\n"); #endif - bios_offset = qemu_ram_alloc(NULL, "ef405ep.bios", BIOS_SIZE); + bios = g_new(MemoryRegion, 1); + memory_region_init_ram(bios, NULL, "ef405ep.bios", BIOS_SIZE); if (bios_name == NULL) bios_name = BIOS_FILENAME; filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); if (filename) { - bios_size = load_image(filename, qemu_get_ram_ptr(bios_offset)); + bios_size = load_image(filename, memory_region_get_ram_ptr(bios)); g_free(filename); } else { bios_size = -1; @@ -259,8 +262,9 @@ static void ref405ep_init (ram_addr_t ram_size, exit(1); } bios_size = (bios_size + 0xfff) & ~0xfff; - cpu_register_physical_memory((uint32_t)(-bios_size), - bios_size, bios_offset | IO_MEM_ROM); + memory_region_set_readonly(bios, true); + memory_region_add_subregion(get_system_memory(), + (uint32_t)(-bios_size), bios); } /* Register FPGA */ #ifdef DEBUG_BOARD_INIT @@ -507,7 +511,7 @@ static void taihu_405ep_init(ram_addr_t ram_size, { char *filename; qemu_irq *pic; - ram_addr_t bios_offset; + MemoryRegion *bios; MemoryRegion *ram_memories = g_malloc(2 * sizeof(*ram_memories)); target_phys_addr_t ram_bases[2], ram_sizes[2]; long bios_size; @@ -544,14 +548,14 @@ static void taihu_405ep_init(ram_addr_t ram_size, /* XXX: should check that size is 2MB */ // bios_size = 2 * 1024 * 1024; fl_sectors = (bios_size + 65535) >> 16; - bios_offset = qemu_ram_alloc(NULL, "taihu_405ep.bios", bios_size); #ifdef DEBUG_BOARD_INIT printf("Register parallel flash %d size %lx" - " at offset %08lx addr %lx '%s' %d\n", - fl_idx, bios_size, bios_offset, -bios_size, + " at addr %lx '%s' %d\n", + fl_idx, bios_size, -bios_size, bdrv_get_device_name(dinfo->bdrv), fl_sectors); #endif - pflash_cfi02_register((uint32_t)(-bios_size), bios_offset, + pflash_cfi02_register((uint32_t)(-bios_size), + NULL, "taihu_405ep.bios", bios_size, dinfo->bdrv, 65536, fl_sectors, 1, 4, 0x0001, 0x22DA, 0x0000, 0x0000, 0x555, 0x2AA, 1); @@ -564,10 +568,11 @@ static void taihu_405ep_init(ram_addr_t ram_size, #endif if (bios_name == NULL) bios_name = BIOS_FILENAME; - bios_offset = qemu_ram_alloc(NULL, "taihu_405ep.bios", BIOS_SIZE); + bios = g_new(MemoryRegion, 1); + memory_region_init_ram(bios, NULL, "taihu_405ep.bios", BIOS_SIZE); filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); if (filename) { - bios_size = load_image(filename, qemu_get_ram_ptr(bios_offset)); + bios_size = load_image(filename, memory_region_get_ram_ptr(bios)); g_free(filename); } else { bios_size = -1; @@ -578,8 +583,9 @@ static void taihu_405ep_init(ram_addr_t ram_size, exit(1); } bios_size = (bios_size + 0xfff) & ~0xfff; - cpu_register_physical_memory((uint32_t)(-bios_size), - bios_size, bios_offset | IO_MEM_ROM); + memory_region_set_readonly(bios, true); + memory_region_add_subregion(get_system_memory(), (uint32_t)(-bios_size), + bios); } /* Register Linux flash */ dinfo = drive_get(IF_PFLASH, 0, fl_idx); @@ -590,12 +596,11 @@ static void taihu_405ep_init(ram_addr_t ram_size, fl_sectors = (bios_size + 65535) >> 16; #ifdef DEBUG_BOARD_INIT printf("Register parallel flash %d size %lx" - " at offset %08lx addr " TARGET_FMT_lx " '%s'\n", - fl_idx, bios_size, bios_offset, (target_ulong)0xfc000000, + " at addr " TARGET_FMT_lx " '%s'\n", + fl_idx, bios_size, (target_ulong)0xfc000000, bdrv_get_device_name(dinfo->bdrv)); #endif - bios_offset = qemu_ram_alloc(NULL, "taihu_405ep.flash", bios_size); - pflash_cfi02_register(0xfc000000, bios_offset, + pflash_cfi02_register(0xfc000000, NULL, "taihu_405ep.flash", bios_size, dinfo->bdrv, 65536, fl_sectors, 1, 4, 0x0001, 0x22DA, 0x0000, 0x0000, 0x555, 0x2AA, 1); diff --git a/hw/r2d.c b/hw/r2d.c index 771f3d0733..b8b0df3bb6 100644 --- a/hw/r2d.c +++ b/hw/r2d.c @@ -267,7 +267,7 @@ static void r2d_init(ram_addr_t ram_size, /* onboard flash memory */ dinfo = drive_get(IF_PFLASH, 0, 0); - pflash_cfi02_register(0x0, qemu_ram_alloc(NULL, "r2d.flash", FLASH_SIZE), + pflash_cfi02_register(0x0, NULL, "r2d.flash", FLASH_SIZE, dinfo ? dinfo->bdrv : NULL, (16 * 1024), FLASH_SIZE >> 16, 1, 4, 0x0000, 0x0000, 0x0000, 0x0000, diff --git a/hw/virtex_ml507.c b/hw/virtex_ml507.c index 333050cdac..7459b0bbe9 100644 --- a/hw/virtex_ml507.c +++ b/hw/virtex_ml507.c @@ -196,7 +196,6 @@ static void virtex_init(ram_addr_t ram_size, target_phys_addr_t ram_base = 0; DriveInfo *dinfo; ram_addr_t phys_ram; - ram_addr_t phys_flash; qemu_irq irq[32], *cpu_irq; clk_setup_t clk_setup[7]; int kernel_size; @@ -215,9 +214,8 @@ static void virtex_init(ram_addr_t ram_size, phys_ram = qemu_ram_alloc(NULL, "ram", ram_size); cpu_register_physical_memory(ram_base, ram_size, phys_ram | IO_MEM_RAM); - phys_flash = qemu_ram_alloc(NULL, "virtex.flash", FLASH_SIZE); dinfo = drive_get(IF_PFLASH, 0, 0); - pflash_cfi01_register(0xfc000000, phys_flash, + pflash_cfi01_register(0xfc000000, NULL, "virtex.flash", FLASH_SIZE, dinfo ? dinfo->bdrv : NULL, (64 * 1024), FLASH_SIZE >> 16, 1, 0x89, 0x18, 0x0000, 0x0, 1); diff --git a/hw/z2.c b/hw/z2.c index f93a1bf0fe..b6ae608657 100644 --- a/hw/z2.c +++ b/hw/z2.c @@ -305,7 +305,7 @@ static void z2_init(ram_addr_t ram_size, } if (!pflash_cfi01_register(Z2_FLASH_BASE, - qemu_ram_alloc(NULL, "z2.flash0", Z2_FLASH_SIZE), + NULL, "z2.flash0", Z2_FLASH_SIZE, dinfo->bdrv, sector_len, Z2_FLASH_SIZE / sector_len, 4, 0, 0, 0, 0, be)) { |