Integrated kmc gcc for matching libgultra

Any source files in the src/ultra directory will be compiled using it
Moved epiread and sptaskyield as examples

configure.py

@@ -259,6 +259,14 @@ async def main():
         depfile="$out.d",
         deps="gcc")
     n.newline()
+    # KMC gcc crashes if the argument string is too long, so preprocess input separately to minimize arguments
+    # KMC gcc doesn't support input on stdin, so a temp file has to be made for the preprocessor output
+    n.rule("cc_kmc",
+        command=f"bash -o pipefail -c '{cpp} -Iver/$version/build/include -Iinclude -Iinclude/PR -Isrc -D _LANGUAGE_C -D _FINALROM -D VERSION=$version -ffreestanding -DF3DEX_GBI_2 -D_MIPS_SZLONG=32 {args.cflags} -MD -MF $out.d $in -o $out.i && export WINEPATH=tools/kmc/BIN && wine exew32 gcc -O3 -c -G0 -mgp32 -mfp32 -mips3 $out.i -o $out' && {cross}strip $out -N $in",
+        description="dsl $in",
+        depfile="$out.d",
+        deps="gcc")
+    n.newline()
 
     with open("tools/permuter_settings.toml", "w") as f:
         version = versions[0]
@@ -287,7 +295,7 @@ async def main():
     n.newline()
 
     n.rule("as",
-        command="${cross}as -EB -march=vr4300 -mtune=vr4300 -Iinclude $in -o $out",
+        command="${cross}as -EB -O0 -G0 -mtune=vr4300 -march=vr4300 -mabi=32 -Iinclude $in -o $out",
         description="assemble $in")
     n.newline()
 
@@ -561,9 +569,10 @@ def add_generated_header(h: str):
 
         for version in versions:
             s_glob = "ver/" + version + "/" + re.sub("src/", "asm/nonmatchings/", c_file)[:-2] + "/*.s"
+            rule = "cc_kmc" if c_file.startswith("src/ultra/") else ("cc_dsl" if status == 0 else "cc")
             n.build(
                 obj(c_file),
-                "cc_dsl" if status == 0 else "cc",
+                rule,
                 c_file,
                 implicit = None if not args.depend_on_s else glob(s_glob),
                 order_only="generated_headers_" + version,

src/os/code_47ae0_len_e0.c

@@ -2,7 +2,7 @@
 
 INCLUDE_ASM(s32, "os/code_47ae0_len_e0", osSpGetStatus);
 
-INCLUDE_ASM(s32, "os/code_47ae0_len_e0", osSpSetStatus);
+INCLUDE_ASM(s32, "os/code_47ae0_len_e0", __osSpSetStatus);
 
 INCLUDE_ASM(s32, "os/code_47ae0_len_e0", osSpSetPc);
 

src/ultra/epiread.c

@@ -0,0 +1,10 @@
+#include <os_internal.h>
+#include "piint.h"
+
+s32 osEPiReadIo(OSPiHandle *pihandle, u32 devAddr, u32 *data) {
+    register s32 ret;
+    __osPiGetAccess();
+    ret = osEPiRawReadIo(pihandle, devAddr, data);
+    __osPiRelAccess();
+    return ret;
+}

src/ultra/piint.h

@@ -0,0 +1,145 @@
+#ifndef _PIINT_H
+#define _PIINT_H
+#include <os_internal.h>
+#include <rcp.h>
+
+//https://github.com/LuigiBlood/64dd/wiki/Memory-Map
+
+#define LEO_BASE_REG 0x05000000
+
+#define LEO_CMD (LEO_BASE_REG + 0x508)
+#define LEO_STATUS (LEO_BASE_REG + 0x508)
+
+#define LEO_BM_CTL (LEO_BASE_REG + 0x510)
+#define LEO_BM_STATUS (LEO_BASE_REG + 0x510)
+
+#define LEO_SEQ_CTL (LEO_BASE_REG + 0x518)
+#define LEO_SEQ_STATUS (LEO_BASE_REG + 0x518)
+
+#define LEO_C2_BUFF (LEO_BASE_REG + 0x000)      //C2 Sector Buffer
+#define LEO_SECTOR_BUFF (LEO_BASE_REG + 0x400)  //Data Sector Buffer
+#define LEO_DATA (LEO_BASE_REG + 0x500)         //Data
+#define LEO_MISC_REG (LEO_BASE_REG + 0x504)     //Misc Register
+#define LEO_CUR_TK (LEO_BASE_REG + 0x50C)       //Current Track
+#define LEO_ERR_SECTOR (LEO_BASE_REG + 0x514)   //Sector Error Status
+#define LEO_CUR_SECTOR (LEO_BASE_REG + 0x51C)   //Current Sector
+#define LEO_HARD_RESET (LEO_BASE_REG + 0x520)   //Hard Reset
+#define LEO_C1_S0 (LEO_BASE_REG + 0x524)        //C1
+#define LEO_HOST_SECBYTE (LEO_BASE_REG + 0x528) //Sector Size (in bytes)
+#define LEO_C1_S2 (LEO_BASE_REG + 0x52C)        //C1
+#define LEO_SEC_BYTE (LEO_BASE_REG + 0x530)     //Sectors per Block, Full Size
+#define LEO_C1_S4 (LEO_BASE_REG + 0x534)        //C1
+#define LEO_C1_S6 (LEO_BASE_REG + 0x538)        //C1
+#define LEO_CUR_ADDR (LEO_BASE_REG + 0x53C)     //Current Address?
+#define LEO_ID_REG (LEO_BASE_REG + 0x540)       //ID
+#define LEO_TEST_REG (LEO_BASE_REG + 0x544)     //Test Read
+#define LEO_TEST_PIN_SEL (LEO_BASE_REG + 0x548) //Test Write
+#define LEO_RAM_ADDR (LEO_BASE_REG + 0x580)     //Microsequencer RAM
+
+#define LEO_STATUS_PRESENCE_MASK 0xFFFF
+
+#define LEO_STATUS_DATA_REQUEST 0x40000000
+#define LEO_STATUS_C2_TRANSFER 0x10000000
+#define LEO_STATUS_BUFFER_MANAGER_ERROR 0x08000000
+#define LEO_STATUS_BUFFER_MANAGER_INTERRUPT 0x04000000
+#define LEO_STATUS_MECHANIC_INTERRUPT 0x02000000
+#define LEO_STATUS_DISK_PRESENT 0x01000000
+#define LEO_STATUS_BUSY_STATE 0x00800000
+#define LEO_STATUS_RESET_STATE 0x00400000
+#define LEO_STATUS_MOTOR_NOT_SPINNING 0x00100000
+#define LEO_STATUS_HEAD_RETRACTED 0x00080000
+#define LEO_STATUS_WRITE_PROTECT_ERROR 0x00040000
+#define LEO_STATUS_MECHANIC_ERROR 0x00020000
+#define LEO_STATUS_DISK_CHANGE 0x00010000
+
+#define LEO_STATUS_MODE_MASK (LEO_STATUS_MOTOR_NOT_SPINNING | LEO_STATUS_HEAD_RETRACTED)
+#define LEO_STATUS_MODE_SLEEP (LEO_STATUS_MOTOR_NOT_SPINNING | LEO_STATUS_HEAD_RETRACTED)
+#define LEO_STATUS_MODE_STANDBY (LEO_STATUS_HEAD_RETRACTED)
+#define LEO_STATUS_MODE_ACTIVE 0
+
+#define LEO_CUR_TK_INDEX_LOCK 0x60000000
+
+#define LEO_BM_STATUS_RUNNING 0x80000000      //Running
+#define LEO_BM_STATUS_ERROR 0x04000000        //Error
+#define LEO_BM_STATUS_MICRO 0x02000000        //Micro Status?
+#define LEO_BM_STATUS_BLOCK 0x01000000        //Block Transfer
+#define LEO_BM_STATUS_C1CORRECTION 0x00800000 //C1 Correction
+#define LEO_BM_STATUS_C1DOUBLE 0x00400000     //C1 Double
+#define LEO_BM_STATUS_C1SINGLE 0x00200000     //C1 Single
+#define LEO_BM_STATUS_C1ERROR 0x00010000      //C1 Error
+
+#define LEO_BM_CTL_START 0x80000000             //Start Buffer Manager
+#define LEO_BM_CTL_MODE 0x40000000              //Buffer Manager Mode
+#define LEO_BM_CTL_IMASK 0x20000000             //BM Interrupt Mask
+#define LEO_BM_CTL_RESET 0x10000000             //Buffer Manager Reset
+#define LEO_BM_CTL_DISABLE_OR 0x08000000        //Disable OR Check?
+#define LEO_BM_CTL_DISABLE_C1 0x04000000        //Disable C1 Correction
+#define LEO_BM_CTL_BLOCK 0x02000000             //Block Transfer
+#define LEO_BM_CTL_CLR_MECHANIC_INTR 0x01000000 //Mechanic Interrupt Reset
+
+#define LEO_BM_CTL_CONTROL_MASK 0xFF000000
+#define LEO_BM_CTL_SECTOR_MASK 0x00FF0000
+#define LEO_BM_CTL_SECTOR_SHIFT 16
+
+#define LEO_CMD_TYPE_0 0 //TODO: name
+#define LEO_CMD_TYPE_1 1 //TODO: name
+#define LEO_CMD_TYPE_2 2 //TODO: name
+
+#define LEO_ERROR_GOOD 0
+#define LEO_ERROR_4 4   //maybe busy?
+#define LEO_ERROR_22 22 //
+#define LEO_ERROR_23 23 //unrecovered read error?
+#define LEO_ERROR_24 24 //no reference position found?
+#define LEO_ERROR_29 29 //
+
+extern OSDevMgr __osPiDevMgr;
+extern OSPiHandle *__osCurrentHandle[2];
+extern OSPiHandle CartRomHandle;
+extern OSPiHandle LeoDiskHandle;
+extern OSMesgQueue __osPiAccessQueue;
+extern u32 __osPiAccessQueueEnabled;
+
+int __osPiDeviceBusy(void);
+void __osDevMgrMain(void *);
+void __osPiCreateAccessQueue(void);
+void __osPiRelAccess(void);
+void __osPiGetAccess(void);
+OSMesgQueue *osPiGetCmdQueue(void);
+
+#define OS_RAMROM_STACKSIZE 1024
+
+#define WAIT_ON_IOBUSY(stat)                                \
+    stat = IO_READ(PI_STATUS_REG);                          \
+    while (stat & (PI_STATUS_IO_BUSY | PI_STATUS_DMA_BUSY)) \
+        stat = IO_READ(PI_STATUS_REG);
+
+#define UPDATE_REG(reg, var)           \
+    if (cHandle->var != pihandle->var) \
+        IO_WRITE(reg, pihandle->var);
+
+#define EPI_SYNC(pihandle, stat, domain)                  \
+                                                          \
+    WAIT_ON_IOBUSY(stat)                                  \
+                                                          \
+    domain = pihandle->domain;                            \
+    if (__osCurrentHandle[domain] != pihandle)            \
+    {                                                     \
+        OSPiHandle *cHandle = __osCurrentHandle[domain];  \
+        if (domain == PI_DOMAIN1)                         \
+        {                                                 \
+            UPDATE_REG(PI_BSD_DOM1_LAT_REG, latency);     \
+            UPDATE_REG(PI_BSD_DOM1_PGS_REG, pageSize);    \
+            UPDATE_REG(PI_BSD_DOM1_RLS_REG, relDuration); \
+            UPDATE_REG(PI_BSD_DOM1_PWD_REG, pulse);       \
+        }                                                 \
+        else                                              \
+        {                                                 \
+            UPDATE_REG(PI_BSD_DOM2_LAT_REG, latency);     \
+            UPDATE_REG(PI_BSD_DOM2_PGS_REG, pageSize);    \
+            UPDATE_REG(PI_BSD_DOM2_RLS_REG, relDuration); \
+            UPDATE_REG(PI_BSD_DOM2_PWD_REG, pulse);       \
+        }                                                 \
+        __osCurrentHandle[domain] = pihandle;             \
+    }
+
+#endif

src/ultra/sptaskyield.c

@@ -0,0 +1,6 @@
+#include <os_internal.h>
+#include <rcp.h>
+
+void osSpTaskYield(void) {
+    __osSpSetStatus(SP_SET_YIELD);
+}