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hw/arm/mps2: Document CMSDK/FPGA APB subsystem sections

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Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 20200617072539.32686-7-f4bug@amsat.org
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2020-06-17 09:25:31 +02:00 committed by Peter Maydell
parent 440c9f959d
commit 75ca834136
1 changed files with 4 additions and 1 deletions
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5
hw/arm/mps2.c
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@ -65,7 +65,9 @@ typedef struct {
MemoryRegion blockram_m2; MemoryRegion blockram_m2;
MemoryRegion blockram_m3; MemoryRegion blockram_m3;
MemoryRegion sram; MemoryRegion sram;
/* FPGA APB subsystem */
MPS2SCC scc; MPS2SCC scc;
/* CMSDK APB subsystem */
CMSDKAPBDualTimer dualtimer; CMSDKAPBDualTimer dualtimer;
} MPS2MachineState; } MPS2MachineState;
@ -299,9 +301,9 @@ static void mps2_common_init(MachineState *machine)
g_assert_not_reached(); g_assert_not_reached();
} }
/* CMSDK APB subsystem */
cmsdk_apb_timer_create(0x40000000, qdev_get_gpio_in(armv7m, 8), SYSCLK_FRQ); cmsdk_apb_timer_create(0x40000000, qdev_get_gpio_in(armv7m, 8), SYSCLK_FRQ);
cmsdk_apb_timer_create(0x40001000, qdev_get_gpio_in(armv7m, 9), SYSCLK_FRQ); cmsdk_apb_timer_create(0x40001000, qdev_get_gpio_in(armv7m, 9), SYSCLK_FRQ);
object_initialize_child(OBJECT(mms), "dualtimer", &mms->dualtimer, object_initialize_child(OBJECT(mms), "dualtimer", &mms->dualtimer,
TYPE_CMSDK_APB_DUALTIMER); TYPE_CMSDK_APB_DUALTIMER);
qdev_prop_set_uint32(DEVICE(&mms->dualtimer), "pclk-frq", SYSCLK_FRQ); qdev_prop_set_uint32(DEVICE(&mms->dualtimer), "pclk-frq", SYSCLK_FRQ);
@ -310,6 +312,7 @@ static void mps2_common_init(MachineState *machine)
qdev_get_gpio_in(armv7m, 10)); qdev_get_gpio_in(armv7m, 10));
sysbus_mmio_map(SYS_BUS_DEVICE(&mms->dualtimer), 0, 0x40002000); sysbus_mmio_map(SYS_BUS_DEVICE(&mms->dualtimer), 0, 0x40002000);
/* FPGA APB subsystem */
object_initialize_child(OBJECT(mms), "scc", &mms->scc, TYPE_MPS2_SCC); object_initialize_child(OBJECT(mms), "scc", &mms->scc, TYPE_MPS2_SCC);
sccdev = DEVICE(&mms->scc); sccdev = DEVICE(&mms->scc);
qdev_prop_set_uint32(sccdev, "scc-cfg4", 0x2); qdev_prop_set_uint32(sccdev, "scc-cfg4", 0x2);