diff options
| author | Cédric Le Goater <clg@kaod.org> | 2016-09-22 18:13:06 +0100 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2016-09-22 18:13:06 +0100 |
| commit | 3755f9e3164360ca34dcc77d842ce1d41321db4e (patch) | |
| tree | d2e4b5f332a003cf781ac896861b9e387f669e8f | |
| parent | 67077e301454069fd849de755e9d04da70474304 (diff) | |
aspeed: calculate the RAM size bits at realize time
There is no need to do this at each reset as the RAM size will not
change.
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Andrew Jeffery <andrew@aj.id.au>
Message-id: 1473438177-26079-12-git-send-email-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
| -rw-r--r-- | hw/misc/aspeed_sdmc.c | 16 | ||||
| -rw-r--r-- | include/hw/misc/aspeed_sdmc.h | 1 |
2 files changed, 15 insertions, 2 deletions
diff --git a/hw/misc/aspeed_sdmc.c b/hw/misc/aspeed_sdmc.c index 244e5c0dc5..1d28252377 100644 --- a/hw/misc/aspeed_sdmc.c +++ b/hw/misc/aspeed_sdmc.c @@ -192,7 +192,7 @@ static void aspeed_sdmc_reset(DeviceState *dev) case AST2400_A0_SILICON_REV: s->regs[R_CONF] |= ASPEED_SDMC_VGA_COMPAT | - ASPEED_SDMC_DRAM_SIZE(ast2400_rambits()); + ASPEED_SDMC_DRAM_SIZE(s->ram_bits); break; case AST2500_A0_SILICON_REV: @@ -200,7 +200,7 @@ static void aspeed_sdmc_reset(DeviceState *dev) s->regs[R_CONF] |= ASPEED_SDMC_HW_VERSION(1) | ASPEED_SDMC_VGA_APERTURE(ASPEED_SDMC_VGA_64MB) | - ASPEED_SDMC_DRAM_SIZE(ast2500_rambits()); + ASPEED_SDMC_DRAM_SIZE(s->ram_bits); break; default: @@ -219,6 +219,18 @@ static void aspeed_sdmc_realize(DeviceState *dev, Error **errp) return; } + switch (s->silicon_rev) { + case AST2400_A0_SILICON_REV: + s->ram_bits = ast2400_rambits(); + break; + case AST2500_A0_SILICON_REV: + case AST2500_A1_SILICON_REV: + s->ram_bits = ast2500_rambits(); + break; + default: + g_assert_not_reached(); + } + memory_region_init_io(&s->iomem, OBJECT(s), &aspeed_sdmc_ops, s, TYPE_ASPEED_SDMC, 0x1000); sysbus_init_mmio(sbd, &s->iomem); diff --git a/include/hw/misc/aspeed_sdmc.h b/include/hw/misc/aspeed_sdmc.h index 7e081f6d2b..df7dce0edd 100644 --- a/include/hw/misc/aspeed_sdmc.h +++ b/include/hw/misc/aspeed_sdmc.h @@ -25,6 +25,7 @@ typedef struct AspeedSDMCState { uint32_t regs[ASPEED_SDMC_NR_REGS]; uint32_t silicon_rev; + uint32_t ram_bits; } AspeedSDMCState; |