96 lines
2.7 KiB
C
96 lines
2.7 KiB
C
#include "gcn.h"
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#include "card.h"
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#include "drawText.h"
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#if VERSION == 1
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#define FILENAME "GCT_GMSE01"
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#elif VERSION == 2
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#define FILENAME "GCT_GMSJ01"
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#elif VERSION == 3
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#define FILENAME "GCT_GMSP01"
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#elif VERSION == 4
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#define FILENAME "GCT_GMSJ0A"
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#endif
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// Memory space reserved for Gecko codes to store their state
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// data, based on the current usage
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// See: https://github.com/BitPatty/gctGenerator/blob/375ba5eb73e50894d4e765fdfddbe004e3b4949d/Readme.md#reserved-memory
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// Range: 0x817F0000 - 0x817F1000
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#define ADDR_GECKO_HEAP_START 0x817F0000
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#define ADDR_GECKO_HEAP_SIZE 0x00001000
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#define ADDR_GECKO_HEAP_END (ADDR_GECKO_HEAP_START + ADDR_GECKO_HEAP_SIZE)
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// GCTDST = 0x817F1000; // in ldscripts/sms.ld
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extern struct GCTBuffer {
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// =0: initialized
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// >0: Loading(1), Done(2)
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// <0: error
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int status;
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// return address to the original Gecko handler
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void *returnAddr;
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// actual Gecko code
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u32 code[0];
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} GCTDST;
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#define GCT_LOAD_LOADING 1
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#define GCT_LOAD_DONE 2
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void loadCodes(TCardManager *cm, CARDFileInfo *fileInfo)
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{
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GCTDST.status = GCT_LOAD_LOADING;
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// load card
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int rc = loadCard(cm, fileInfo, FILENAME, GCTDST.code);
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GCTDST.status = rc == 0 ? GCT_LOAD_DONE : rc; // DONE or Error code
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}
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int onReadOptionBlock(TCardManager *this, CARDFileInfo *fileInfo)
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{
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if (GCTDST.status <= 0) // Initialized(=0) or Error(<0)
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loadCodes(this, fileInfo);
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return open_(this, fileInfo);
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}
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// TODO better hook address?
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// e.g. hook after fader.draw() (but also avoid conflict with controller display)
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void JUTRect_set(void *r3, u32 r4, u32 r5, u32 r6, u32 r7);
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void willDrawFader(void *r3, u32 r4, u32 r5, u32 r6, u32 r7) {
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JUTRect_set(r3, r4, r5, r6, r7);
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// do not show GCI status until boot finished
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if (gpApplication.directorType < 4) return;
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DrawTextOpt opt = {
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.x = 16,
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.y = 440,
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.fontSize = 32,
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.colorTop = 0xff3333bb,
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.colorBot = 0xff3333bb
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};
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switch (GCTDST.status) {
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case LOAD_ERR_MOUNT:
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drawText(&opt, "Fail to mount memory card");
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break;
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case LOAD_ERR_OPEN:
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drawText(&opt, "Fail to open GCI file: "FILENAME);
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break;
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case LOAD_ERR_SIZE:
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drawText(&opt, "GCI file too large: "FILENAME);
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break;
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case LOAD_ERR_FILE_NOT_EXIST:
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drawText(&opt, "GCI file not exists: "FILENAME);
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break;
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case LOAD_ERR_READ:
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drawText(&opt, "Fail to read GCI file");
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break;
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case LOAD_STAT_INIT:
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drawText(&opt, "Preparing to load GCI file...");
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break;
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case LOAD_STAT_LOADING:
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drawText(&opt, "Loading GCI file...");
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break;
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case LOAD_STAT_DONE:
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break;
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default:
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drawText(&opt, "Unknown GCI Error: %d", GCTDST.status);
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break;
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}
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}
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