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device/gba: additional IO mapping for sound, DMA, SIO, and sprites 

Signed-off-by: deadprogram <ron@hybridgroup.com>
pull/3618/head
deadprogram 2 years ago
committed by Ayke
parent
06e34caa5f
commit
79b63dd041
1 changed files with 374 additions and 21 deletions
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  1. 395
      src/device/gba/gba.go

395
src/device/gba/gba.go
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@ -51,20 +51,39 @@ var (
GRAPHICS = (*GRAPHICS_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x004C)))
// GBA Sound Channel 1 - Tone & Sweep
SOUND1 = (*SOUND_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x0060)))
SOUND1 = (*SOUND1_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x0060)))
// GBA Sound Channel 2 - Tone
SOUND2 = (*SOUND_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x0068)))
SOUND2 = (*SOUND2_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x0068)))
// TODO: Sound channel 3 and 4
// GBA Sound Channel 3 - Wave Output
SOUND3 = (*SOUND3_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x0070)))
// GBA Sound Channel 4 - Noise
SOUND4 = (*SOUND4_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x0078)))
// GBA Sound Control
SOUND = (*SOUND_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x0080)))
DMA0 = (*DMA_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x00B0)))
DMA1 = (*DMA_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x00BC)))
DMA2 = (*DMA_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x00C8)))
DMA3 = (*DMA_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x00D4)))
TM0 = (*TIMER_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x0100)))
TM1 = (*TIMER_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x0104)))
TM2 = (*TIMER_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x0108)))
TM3 = (*TIMER_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x010C)))
// Communication 1
SIODATA32 = (*SIODATA32_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x0120)))
SIOMULTI = (*SIOMULTI_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x0120)))
KEY = (*KEY_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x0130)))
// Communication 2
SIO = (*SIO_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x0134)))
INTERRUPT = (*INTERRUPT_Type)(unsafe.Add(unsafe.Pointer(REG_BASE), uintptr(0x0200)))
)
@ -119,8 +138,11 @@ const (
// Screenblock size
SBB_SIZE = 0x00800
// BG VRAM_MODE_0_2 size
VRAM_BG_SIZE_MODE_0_2 = 0x10000
// BG VRAM size
VRAM_BG_SIZE = 0x10000
VRAM_BG_SIZE_MODE_3_5 = 0x14000
// Object VRAM size
VRAM_OBJ_SIZE = 0x08000
@ -154,8 +176,11 @@ var (
// Back page address
MEM_VRAM_BACK = MEM_VRAM + VRAM_PAGE_SIZE
// Object VRAM address
MEM_VRAM_OBJ = MEM_VRAM + VRAM_BG_SIZE
// Object VRAM address - BG Mode 0-2
MEM_VRAM_OBJ_MODE0_2 = MEM_VRAM + VRAM_BG_SIZE_MODE_0_2
// Object VRAM address - BG Mode 3-5
MEM_VRAM_OBJ_MODE_3_5 = MEM_VRAM + VRAM_BG_SIZE_MODE_3_5
)
// Display registers
@ -221,7 +246,7 @@ type GRAPHICS_Type struct {
BLDY volatile.Register16
}
type SOUND_Type struct {
type SOUND1_Type struct {
// Sweep register
CNT_L volatile.Register16
@ -232,7 +257,59 @@ type SOUND_Type struct {
CNT_X volatile.Register16
}
// TODO: DMA
type SOUND2_Type struct {
// Duty/Len/Envelope
CNT_L volatile.Register16
// not used
_ volatile.Register16
// Frequency/Control
CNT_H volatile.Register16
}
type SOUND3_Type struct {
// Stop/Wave RAM select
CNT_L volatile.Register16
// Length/Volume
CNT_H volatile.Register16
// Frequency/Control
CNT_X volatile.Register16
}
type SOUND4_Type struct {
// Length/Envelope
CNT_L volatile.Register16
// not used
_ volatile.Register16
// Frequency/Control
CNT_H volatile.Register16
}
type SOUND_Type struct {
// Control Stereo/Volume/Enable
CNT_L volatile.Register16
// Control Mixing/DMA Control
CNT_H volatile.Register16
// Control Sound on/off
CNT_X volatile.Register16
}
// DMA
type DMA_Type struct {
SAD_L volatile.Register16
SAD_H volatile.Register16
DAD_L volatile.Register16
DAD_H volatile.Register16
CNT_L volatile.Register16
CNT_H volatile.Register16
}
// TIMER
type TIMER_Type struct {
@ -240,7 +317,28 @@ type TIMER_Type struct {
CNT volatile.Register16
}
// TODO: serial
// serial
type SIODATA32_Type struct {
DATA32_L volatile.Register16
DATA32_H volatile.Register16
_ volatile.Register16
_ volatile.Register16
CNT volatile.Register16
DATA8 volatile.Register16
}
type SIOMULTI_Type struct {
MULTI0 volatile.Register16
MULTI1 volatile.Register16
MULTI2 volatile.Register16
MULTI3 volatile.Register16
CNT volatile.Register16
MLT_SEND volatile.Register16
}
type SIO_Type struct {
RCNT volatile.Register16
}
// Keypad registers
type KEY_Type struct {
@ -259,6 +357,34 @@ type INTERRUPT_Type struct {
PAUSE volatile.Register16
}
// LCD OBJ Attributes
type OAMOBJ_Type struct {
ATT0 volatile.Register16
ATT1 volatile.Register16
ATT2 volatile.Register16
_ volatile.Register16
}
// OAM Rotation/Scaling Parameters
type OAMROT_Type struct {
_ volatile.Register16
_ volatile.Register16
_ volatile.Register16
PA volatile.Register16
_ volatile.Register16
_ volatile.Register16
_ volatile.Register16
PB volatile.Register16
_ volatile.Register16
_ volatile.Register16
_ volatile.Register16
PC volatile.Register16
_ volatile.Register16
_ volatile.Register16
_ volatile.Register16
PD volatile.Register16
}
// Constants for DISP: display
const (
// BGMODE: background mode.
@ -372,6 +498,40 @@ const (
DISPSTAT_VCOUNT_SETTING_Pos = 0x8
)
const (
BGCNT_PRIORITY_Pos = 0x0
BGCNT_PRIORITY_Msk = 0x3
BGCNT_CHAR_BASE_Pos = 0x2
BGCNT_CHAR_BASE_Msk = 0x3
BGCNT_MOSAIC_Pos = 0x6
BGCNT_MOSAIC_DISABLE = 0x0
BGCNT_MOSAIC_ENABLE = 0x1
BGCNT_COLORS_Pos = 0x7
BGCNT_COLORS_16 = 0x0
BGCNT_COLORS_256 = 0x1
BGCNT_BASE_Pos = 0x8
BGCNT_BASE_Msk = 0x1F
BGCNT_OVERFLOW_Pos = 0xD
BGCNT_OVERFLOW_TRANS = 0x0
BGCNT_OVERFLOW_WRAP = 0x1
BGCNT_SIZE_Pos = 0xE
BGCNT_SIZE_Msk = 0x3
)
const (
BG_HOFS_Pos = 0x0
BG_HOFS_Msk = 0x1FF
BG_VOFS_Pos = 0x0
BG_VOFS_Msk = 0x1FF
)
// Constants for TIMER
const (
// PRESCALER: Prescaler Selection (0=F/1, 1=F/64, 2=F/256, 3=F/1024)
@ -403,6 +563,135 @@ const (
TIMERCNT_TIMER_STOP = 0x0
)
const (
// normal mode
SIOCNT_NORMAL_SC_Pos = 0x0
SIOCNT_NORMAL_SC_INTERNAL = 0x1
SIOCNT_NORMAL_SC_EXTERNAL = 0x0
SIOCNT_NORMAL_SCSPEED_Pos = 0x1
SIOCNT_NORMAL_SCSPEED_256K = 0x0
SIOCNT_NORMAL_SCSPEED_2M = 0x1
SIOCNT_NORMAL_SCSTATE_Pos = 0x2
SIOCNT_NORMAL_SCSTATE_LOW = 0x0
SIOCNT_NORMAL_SCSTATE_HIGH = 0x1
SIOCNT_NORMAL_SO_INACTIVE_Pos = 0x3
SIOCNT_NORMAL_SO_INACTIVE_LOW = 0x0
SIOCNT_NORMAL_SO_INACTIVE_HIGH = 0x1
SIOCNT_NORMAL_START_Pos = 0x7
SIOCNT_NORMAL_START_READY = 0x0
SIOCNT_NORMAL_START_ACTIVE = 0x1
SIOCNT_NORMAL_LEN_Pos = 0xC
SIOCNT_NORMAL_LEN8 = 0x0
SIOCNT_NORMAL_LEN32 = 0x1
SIOCNT_NORMAL_MODE_Pos = 0xD
SIOCNT_NORMAL_MODE = 0x0
// multiplayer mode
SIOCNT_MULTI_BR_Pos = 0x0
SIOCNT_MULTI_BR_Msk = 0x3
SIOCNT_MULTI_BR_9600 = 0x0
SIOCNT_MULTI_BR_38400 = 0x1
SIOCNT_MULTI_BR_57600 = 0x2
SIOCNT_MULTI_BR_115200 = 0x3
SIOCNT_MULTI_SI_Pos = 0x2
SIOCNT_MULTI_SI_PARENT = 0x0
SIOCNT_MULTI_SI_CHILD = 0x1
SIOCNT_MULTI_SD_Pos = 0x3
SIOCNT_MULTI_SD_BAD = 0x0
SIOCNT_MULTI_SD_READY = 0x1
SIOCNT_MULTI_ID_Pos = 0x4
SIOCNT_MULTI_ID_Msk = 0x3
SIOCNT_MULTI_ID_PARENT = 0x0
SIOCNT_MULTI_ID_CHILD1 = 0x1
SIOCNT_MULTI_ID_CHILD2 = 0x2
SIOCNT_MULTI_ID_CHILD3 = 0x3
SIOCNT_MULTI_ERR_Pos = 0x6
SIOCNT_MULTI_ERR_NORMAL = 0x0
SIOCNT_MULTI_ERR_ERROR = 0x1
SIOCNT_MULTI_STARTBUSY_Pos = 0x7
SIOCNT_MULTI_STARTBUSY_INACTIVE = 0x0
SIOCNT_MULTI_STARTBUSY_STARTBUSY = 0x1
SIOCNT_MULTI_MODE_Pos = 0xC
SIOCNT_MULTI_MODE_Msk = 0x3
SIOCNT_MULTI_MODE = 0x01
// uart mode
SIOCNT_UART_BR_Pos = 0x0
SIOCNT_UART_BR_Msk = 0x3
SIOCNT_UART_BR_9600 = 0x0
SIOCNT_UART_BR_38400 = 0x1
SIOCNT_UART_BR_57600 = 0x2
SIOCNT_UART_BR_115200 = 0x3
SIOCNT_UART_CTS_Pos = 0x2
SIOCNT_UART_CTS_ALWAYS = 0x0
SIOCNT_UART_CTS_SENDLOW = 0x1
SIOCNT_UART_PARITY_Pos = 0x3
SIOCNT_UART_PARITY_EVEN = 0x0
SIOCNT_UART_PARITY_ODD = 0x1
SIOCNT_UART_SEND_Pos = 0x4
SIOCNT_UART_SEND_NOTFULL = 0x0
SIOCNT_UART_SEND_FULL = 0x1
SIOCNT_UART_REC_Pos = 0x5
SIOCNT_UART_REC_NOTEMPTY = 0x0
SIOCNT_UART_REC_EMPTY = 0x1
SIOCNT_UART_ERR_Pos = 0x6
SIOCNT_UART_ERR_NOERROR = 0x0
SIOCNT_UART_ERR_ERROR = 0x1
SIOCNT_UART_DATALEN_Pos = 0x7
SIOCNT_UART_DATALEN_7 = 0x0
SIOCNT_UART_DATALEN_8 = 0x1
SIOCNT_UART_FIFO_Pos = 0x8
SIOCNT_UART_FIFO_DISABLE = 0x0
SIOCNT_UART_FIFO_ENABLE = 0x1
SIOCNT_UART_PARITY_ENABLE_Pos = 0x9
SIOCNT_UART_PARITY_DISABLE = 0x0
SIOCNT_UART_PARITY_ENABLE = 0x1
SIOCNT_UART_SEND_ENABLE_Pos = 0xA
SIOCNT_UART_SEND_DISABLE = 0x0
SIOCNT_UART_SEND_ENABLE = 0x1
SIOCNT_UART_REC_ENABLE_Pos = 0xB
SIOCNT_UART_REC_DISABLE = 0x0
SIOCNT_UART_REC_ENABLE = 0x1
SIOCNT_UART_MODE_Pos = 0xC
SIOCNT_UART_MODE_Msk = 0x3
SIOCNT_UART_MODE = 0x11
// IRQs used by all
SIOCNT_IRQ_Pos = 0xE
SIOCNT_IRQ_DISABLE = 0x0
SIOCNT_IRQ_ENABLE = 0x1
)
const (
SIO_RCNT_MODE_Pos = 0xF
SIO_RCNT_MODE_NORMAL = 0x0
SIO_RCNT_MODE_MULTI = 0x0
SIO_RCNT_MODE_UART = 0x0
)
// Constants for KEY
const (
// KEYINPUT
@ -420,18 +709,24 @@ const (
KEYINPUT_BUTTON_L_Pos = 0x9
// KEYCNT
KEYCNT_IGNORE = 0x0
KEYCNT_SELECT = 0x1
KEYCNT_BUTTON_A_Pos = 0x0
KEYCNT_BUTTON_B_Pos = 0x1
KEYCNT_BUTTON_SELECT_Pos = 0x2
KEYCNT_BUTTON_START_Pos = 0x3
KEYCNT_BUTTON_RIGHT_Pos = 0x4
KEYCNT_BUTTON_LEFT_Pos = 0x5
KEYCNT_BUTTON_UP_Pos = 0x6
KEYCNT_BUTTON_DOWN_Pos = 0x7
KEYCNT_BUTTON_R_Pos = 0x8
KEYCNT_BUTTON_L_Pos = 0x9
KEYCNT_IGNORE = 0x0
KEYCNT_SELECT = 0x1
KEYCNT_BUTTON_A_Pos = 0x0
KEYCNT_BUTTON_B_Pos = 0x1
KEYCNT_BUTTON_SELECT_Pos = 0x2
KEYCNT_BUTTON_START_Pos = 0x3
KEYCNT_BUTTON_RIGHT_Pos = 0x4
KEYCNT_BUTTON_LEFT_Pos = 0x5
KEYCNT_BUTTON_UP_Pos = 0x6
KEYCNT_BUTTON_DOWN_Pos = 0x7
KEYCNT_BUTTON_R_Pos = 0x8
KEYCNT_BUTTON_L_Pos = 0x9
KEYCNT_BUTTON_IRQ_DISABLE = 0x0
KEYCNT_BUTTON_IRQ_ENABLE = 0x1
KEYCNT_BUTTON_IRQ_ENABLE_Pos = 0xE
KEYCNT_BUTTON_IRQ_COND_OR = 0x0
KEYCNT_BUTTON_IRQ_COND_AND = 0x1
KEYCNT_BUTTON_IRQ_COND_Pos = 0xF
)
// Constants for INTERRUPT
@ -472,3 +767,61 @@ const (
INTERRUPT_IF_KEYPAD_Pos = 0xC
INTERRUPT_IF_GAMPAK_Pos = 0xD
)
const (
OAMOBJ_ATT0_Y_Pos = 0x0
OAMOBJ_ATT0_Y_Msk = 0xFF
OAMOBJ_ATT0_OM_Pos = 0x8
OAMOBJ_ATT0_OM_Msk = 0x3
OAMOBJ_ATT0_OM_REG = 0x0
OAMOBJ_ATT0_OM_AFF = 0x1
OAMOBJ_ATT0_OM_HIDE = 0x2
OAMOBJ_ATT0_OM_DBL = 0x3
OAMOBJ_ATT0_GM_Pos = 0xA
OAMOBJ_ATT0_GM_Msk = 0x3
OAMOBJ_ATT0_GM_REG = 0x0
OAMOBJ_ATT0_GM_BLEND = 0x1
OAMOBJ_ATT0_GM_WIN = 0x2
OAMOBJ_ATT0_MOSAIC_Pos = 0xC
OAMOBJ_ATT0_MOSAIC_DISABLE = 0x0
OAMOBJ_ATT0_MOSAIC_ENABLE = 0x1
OAMOBJ_ATT0_COLOR_Pos = 0xD
OAMOBJ_ATT0_COLOR_4BPP = 0x0
OAMOBJ_ATT0_COLOR_8BPP = 0x1
OAMOBJ_ATT0_SH_Pos = 0xE
OAMOBJ_ATT0_SH_Msk = 0x3
OAMOBJ_ATT0_SH_SQUARE = 0x0
OAMOBJ_ATT0_SH_WIDE = 0x1
OAMOBJ_ATT0_SH_TALL = 0x2
OAMOBJ_ATT1_X_Pos = 0x0
OAMOBJ_ATT1_X_Msk = 0xFF
OAMOBJ_ATT1_AID_Pos = 0x9
OAMOBJ_ATT1_AID_Msk = 0x1F
OAMOBJ_ATT1_HF_Pos = 0xC
OAMOBJ_ATT1_HF_NOFLIP = 0x0
OAMOBJ_ATT1_HF_FLIP = 0x1
OAMOBJ_ATT1_VF_Pos = 0xD
OAMOBJ_ATT1_VF_NOFLIP = 0x0
OAMOBJ_ATT1_VF_FLIP = 0x1
OAMOBJ_ATT1_SZ_Pos = 0xE
OAMOBJ_ATT1_SZ_Msk = 0x3
OAMOBJ_ATT2_TID_Pos = 0x0
OAMOBJ_ATT2_TID_Msk = 0xFF
OAMOBJ_ATT2_PR_Pos = 0xA
OAMOBJ_ATT2_PR_Msk = 0x3
OAMOBJ_ATT2_PB_Pos = 0xC
OAMOBJ_ATT2_PB_Msk = 0xF
)

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