link.c

2 files changed, 75 insertions, 9 deletions

diff --git a/include/gba/io_reg.h b/include/gba/io_reg.h
index 87c167ab6..3c30c494e 100644
--- a/include/gba/io_reg.h
+++ b/include/gba/io_reg.h
@@ -350,6 +350,7 @@
 #define REG_BG2VOFS     (*(vu16 *)REG_ADDR_BG2VOFS)
 #define REG_BG3HOFS     (*(vu16 *)REG_ADDR_BG3HOFS)
 #define REG_BG3VOFS     (*(vu16 *)REG_ADDR_BG3VOFS)
+#define REG_BLDALPHA    (*(vu16 *)REG_ADDR_BLDALPHA)
 
 #define REG_SOUND1CNT_L (*(vu16 *)REG_ADDR_SOUND1CNT_L)
 #define REG_NR10        (*(vu8  *)REG_ADDR_NR10)
@@ -433,9 +434,21 @@
 #define REG_TM3CNT_L    (*(vu16 *)REG_ADDR_TM3CNT_L)
 #define REG_TM3CNT_H    (*(vu16 *)REG_ADDR_TM3CNT_H)
 
+#define REG_SIOCNT      (*(vu16 *)REG_ADDR_SIOCNT)
+#define REG_SIODATA8    (*(vu16 *)REG_ADDR_SIODATA8)
+#define REG_SIODATA32   (*(vu32 *)REG_ADDR_SIODATA32)
+#define REG_SIOMLT_SEND (*(vu16 *)REG_ADDR_SIOMLT_SEND)
+#define REG_SIOMLT_RECV (*(vu64 *)REG_ADDR_SIOMLT_RECV)
+#define REG_SIOMULTI0   (*(vu16 *)REG_ADDR_SIOMULTI0)
+#define REG_SIOMULTI1   (*(vu16 *)REG_ADDR_SIOMULTI1)
+#define REG_SIOMULTI2   (*(vu16 *)REG_ADDR_SIOMULTI2)
+#define REG_SIOMULTI3   (*(vu16 *)REG_ADDR_SIOMULTI3)
+
 #define REG_KEYINPUT    (*(vu16 *)REG_ADDR_KEYINPUT)
 #define REG_KEYCNT      (*(vu16 *)REG_ADDR_KEYCNT)
 
+#define REG_RCNT        (*(vu16 *)REG_ADDR_RCNT)
+
 #define REG_IME         (*(vu16 *)REG_ADDR_IME)
 #define REG_IE          (*(vu16 *)REG_ADDR_IE)
 #define REG_IF          (*(vu16 *)REG_ADDR_IF)
@@ -526,6 +539,31 @@
 #define TIMER_INTR_ENABLE 0x40
 #define TIMER_ENABLE      0x80
 
+// serial
+#define SIO_8BIT_MODE      0x0000 // Normal 8-bit communication mode
+#define SIO_32BIT_MODE     0x1000 // Normal 32-bit communication mode
+#define SIO_MULTI_MODE     0x2000 // Multi-player communication mode
+#define SIO_UART_MODE      0x3000 // UART communication mode
+
+#define SIO_9600_BPS       0x0000 // baud rate   9600 bps
+#define SIO_38400_BPS      0x0001 //            38400 bps
+#define SIO_57600_BPS      0x0002 //            57600 bps
+#define SIO_115200_BPS     0x0003 //           115200 bps
+
+#define SIO_MULTI_SI       0x0004 // Multi-player communication SI terminal
+#define SIO_MULTI_SD       0x0008 //                            SD terminal
+
+#define SIO_ERROR          0x0040 // Detect error
+#define SIO_START          0x0080 // Start transfer
+#define SIO_ENABLE         0x0080 // Enable SIO
+
+#define SIO_INTR_ENABLE    0x4000
+
+#define SIO_MULTI_SI_SHIFT 2
+#define SIO_MULTI_SI_MASK  0x1
+#define SIO_MULTI_DI_SHIFT 3
+#define SIO_MULTI_DI_MASK  0x1
+
 // keys
 #define A_BUTTON        0x0001
 #define B_BUTTON        0x0002
diff --git a/include/gba/types.h b/include/gba/types.h
index 4e1ab3003..1274d4f0d 100644
--- a/include/gba/types.h
+++ b/include/gba/types.h
@@ -1,19 +1,23 @@
 #ifndef GUARD_GBA_TYPES_H
 #define GUARD_GBA_TYPES_H
 
-typedef unsigned char  u8;
-typedef unsigned short u16;
-typedef unsigned int   u32;
-typedef signed char    s8;
-typedef signed short   s16;
-typedef signed int     s32;
-
-typedef volatile u8  vu8;
+typedef unsigned char       u8;
+typedef unsigned short     u16;
+typedef unsigned int       u32;
+typedef unsigned long long u64;
+typedef signed char         s8;
+typedef signed short       s16;
+typedef signed int         s32;
+typedef signed long long   s64;
+
+typedef volatile u8   vu8;
 typedef volatile u16 vu16;
 typedef volatile u32 vu32;
-typedef volatile s8  vs8;
+typedef volatile u64 vu64;
+typedef volatile s8   vs8;
 typedef volatile s16 vs16;
 typedef volatile s32 vs32;
+typedef volatile s64 vs64;
 
 typedef float  f32;
 typedef double f64;
@@ -67,4 +71,28 @@ struct ObjAffineSrcData
     u16 rotation;
 };
 
+// Multi-player SIO Control Structure
+struct SioMultiCnt
+{
+    u16 baudRate:2;    // baud rate
+    u16 si:1;          // SI terminal
+    u16 sd:1;          // SD terminal
+    u16 id:2;          // ID
+    u16 error:1;       // error flag
+    u16 enable:1;      // SIO enable
+    u16 unused_11_8:4;
+    u16 mode:2;        // communication mode (should equal 2)
+    u16 intrEnable:1;  // IRQ enable
+    u16 unused_15:1;
+    u16 data;          // data
+};
+
+#define ST_SIO_MULTI_MODE 2 // Multi-player communication mode
+
+// baud rate
+#define ST_SIO_9600_BPS   0 //   9600 bps
+#define ST_SIO_38400_BPS  1 //  38400 bps
+#define ST_SIO_57600_BPS  2 //  57600 bps
+#define ST_SIO_115200_BPS 3 // 115200 bps
+
 #endif // GUARD_GBA_TYPES_H