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Parallel NOR Flash patches queue

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- Simplify memory layout when no pflash_cfi02 mapping requested
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Merge remote-tracking branch 'remotes/philmd/tags/pflash-20210511' into staging

Parallel NOR Flash patches queue

- Simplify memory layout when no pflash_cfi02 mapping requested

# gpg: Signature made Tue 11 May 2021 17:12:58 BST
# gpg:                using RSA key FAABE75E12917221DCFD6BB2E3E32C2CDEADC0DE
# gpg: Good signature from "Philippe Mathieu-Daudé (F4BUG) <f4bug@amsat.org>" [full]
# Primary key fingerprint: FAAB E75E 1291 7221 DCFD  6BB2 E3E3 2C2C DEAD C0DE

* remotes/philmd/tags/pflash-20210511:
  hw/block/pflash_cfi02: Do not create aliases when not necessary
  hw/block/pflash_cfi02: Set romd mode in pflash_cfi02_realize()

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2021-05-13 14:45:38 +01:00
commit dab59ce031
1 changed files with 7 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
hw/block/pflash_cfi02.c
View File

@ -173,7 +173,6 @@ static void pflash_setup_mappings(PFlashCFI02 *pfl)
"pflash-alias", &pfl->orig_mem, 0, size);
memory_region_add_subregion(&pfl->mem, i * size, &pfl->mem_mappings[i]);
}
pfl->rom_mode = true;
}
static void pflash_reset_state_machine(PFlashCFI02 *pfl)
@ -917,8 +916,13 @@ static void pflash_cfi02_realize(DeviceState *dev, Error **errp)
/* Allocate memory for a bitmap for sectors being erased. */
pfl->sector_erase_map = bitmap_new(pfl->total_sectors);
pflash_setup_mappings(pfl);
sysbus_init_mmio(SYS_BUS_DEVICE(dev), &pfl->mem);
pfl->rom_mode = true;
if (pfl->mappings > 1) {
pflash_setup_mappings(pfl);
sysbus_init_mmio(SYS_BUS_DEVICE(dev), &pfl->mem);
} else {
sysbus_init_mmio(SYS_BUS_DEVICE(dev), &pfl->orig_mem);
}
timer_init_ns(&pfl->timer, QEMU_CLOCK_VIRTUAL, pflash_timer, pfl);
pfl->status = 0;