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sm501: Add missing arbitration control register

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Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Tested-by: Aurelien Jarno <aurelien@aurel32.net>
Message-id: d1eaf3b19c40aeb32a343a211f2b56664a67f948.1492787889.git.balaton@eik.bme.hu
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
BALATON Zoltan 2017-04-21 17:18:09 +02:00 committed by Peter Maydell
parent e2ee84760e
commit 70e46ca887
1 changed files with 8 additions and 0 deletions
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8
hw/display/sm501.c
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@ -474,6 +474,7 @@ typedef struct SM501State {
uint32_t gpio_31_0_control;
uint32_t gpio_63_32_control;
uint32_t dram_control;
uint32_t arbitration_control;
uint32_t irq_mask;
uint32_t misc_timing;
uint32_t power_mode_control;
@ -757,6 +758,9 @@ static uint64_t sm501_system_config_read(void *opaque, hwaddr addr,
case SM501_DRAM_CONTROL:
ret = (s->dram_control & 0x07F107C0) | s->local_mem_size_index << 13;
break;
case SM501_ARBTRTN_CONTROL:
ret = s->arbitration_control;
break;
case SM501_IRQ_MASK:
ret = s->irq_mask;
break;
@ -809,6 +813,9 @@ static void sm501_system_config_write(void *opaque, hwaddr addr,
/* TODO : check validity of size change */
s->dram_control |= value & 0x7FFFFFC3;
break;
case SM501_ARBTRTN_CONTROL:
s->arbitration_control = value & 0x37777777;
break;
case SM501_IRQ_MASK:
s->irq_mask = value;
break;
@ -1422,6 +1429,7 @@ void sm501_init(MemoryRegion *address_space_mem, uint32_t base,
* BUS = 0 : Hitachi SH3/SH4
*/
s->misc_control = SM501_MISC_DAC_POWER;
s->arbitration_control = 0x05146732;
s->dc_panel_control = 0x00010000; /* FIFO level 3 */
s->dc_crt_control = 0x00010000;