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ast2400: replace aspeed_smc_is_implemented() 

aspeed_smc_is_implemented() filters invalid registers in a peculiar
way. Let's remove it and open code the if conditions. It serves the
same purpose, the aesthetic is better, and new registers can easily be
added.

Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-id: 1467994016-11678-3-git-send-email-clg@kaod.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Cédric Le Goater 2016-07-14 16:51:38 +01:00 committed by Peter Maydell
parent 2ddfa2817b
commit 97c2ed5dbd
1 changed files with 15 additions and 20 deletions
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35
hw/ssi/aspeed_smc.c
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@ -281,12 +281,6 @@ static void aspeed_smc_reset(DeviceState *d)
aspeed_smc_update_cs(s);
}
static bool aspeed_smc_is_implemented(AspeedSMCState *s, hwaddr addr)
{
return (addr == s->r_conf || addr == s->r_timings || addr == s->r_ce_ctrl ||
(addr >= s->r_ctrl0 && addr < s->r_ctrl0 + s->num_cs));
}
static uint64_t aspeed_smc_read(void *opaque, hwaddr addr, unsigned int size)
{
AspeedSMCState *s = ASPEED_SMC(opaque);
@ -300,13 +294,16 @@ static uint64_t aspeed_smc_read(void *opaque, hwaddr addr, unsigned int size)
return 0;
}
if (!aspeed_smc_is_implemented(s, addr)) {
if (addr == s->r_conf ||
addr == s->r_timings ||
addr == s->r_ce_ctrl ||
(addr >= s->r_ctrl0 && addr < s->r_ctrl0 + s->num_cs)) {
return s->regs[addr];
} else {
qemu_log_mask(LOG_UNIMP, "%s: not implemented: 0x%" HWADDR_PRIx "\n",
__func__, addr);
__func__, addr);
return 0;
}
return s->regs[addr];
}
static void aspeed_smc_write(void *opaque, hwaddr addr, uint64_t data,
@ -324,20 +321,18 @@ static void aspeed_smc_write(void *opaque, hwaddr addr, uint64_t data,
return;
}
if (!aspeed_smc_is_implemented(s, addr)) {
if (addr == s->r_conf ||
addr == s->r_timings ||
addr == s->r_ce_ctrl) {
s->regs[addr] = value;
} else if (addr >= s->r_ctrl0 && addr < s->r_ctrl0 + s->num_cs) {
s->regs[addr] = value;
aspeed_smc_update_cs(s);
} else {
qemu_log_mask(LOG_UNIMP, "%s: not implemented: 0x%" HWADDR_PRIx "\n",
__func__, addr);
return;
}
/*
* Not much to do apart from storing the value and set the cs
* lines if the register is a controlling one.
*/
s->regs[addr] = value;
if (addr >= s->r_ctrl0 && addr < s->r_ctrl0 + s->num_cs) {
aspeed_smc_update_cs(s);
}
}
static const MemoryRegionOps aspeed_smc_ops = {