From 70e46ca8872b26b6b3233dc0e978007ce45b4c9e Mon Sep 17 00:00:00 2001 From: BALATON Zoltan Date: Fri, 21 Apr 2017 17:18:09 +0200 Subject: [PATCH] sm501: Add missing arbitration control register Signed-off-by: BALATON Zoltan Reviewed-by: Peter Maydell Tested-by: Aurelien Jarno Message-id: d1eaf3b19c40aeb32a343a211f2b56664a67f948.1492787889.git.balaton@eik.bme.hu Signed-off-by: Peter Maydell --- hw/display/sm501.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/hw/display/sm501.c b/hw/display/sm501.c index 6b72964e1e..6e74200216 100644 --- a/hw/display/sm501.c +++ b/hw/display/sm501.c @@ -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;