Allow disc stop at startup (#40)

I want to eventually revisit my file layout on release package, in the meantime, this feature is not exposed to public builds

but can be locally compiled by adding `DISC_STOP_AT_BOOT=1` into the make command

Author: israpps

.github/workflows/CI.yml

@@ -71,7 +71,6 @@ jobs:
       - name: Compile PSX MMCE build
         run: |
           make release COMMIT_HASH=${GITHUB_SHA::7} BINDIR=PSX_MMCE/ PSX=1 MMCE=1 ${{ env.DEBUG }} PRINTF=${{ github.event.inputs.name }}
-
       - name: list
         run: |
           git ls-files -i --exclude-standard -c

Makefile

@@ -22,6 +22,7 @@ XCDVD_READKEY ?= 0 # Enable the newer sceCdReadKey checks, which are only suppor
 UDPTTY ?= 0 # printf over UDP
 PPCTTY ?= 0 # printf over PowerPC UART
 PRINTF ?= NONE
+DISC_STOP_AT_BOOT ?= 0
 
 HOMEBREW_IRX ?= 0 # if we need homebrew SIO2MAN, MCMAN, MCSERV & PADMAN embedded, else, builtin console drivers are used
 FILEXIO_NEED ?= 0 # if we need filexio and imanx loaded for other features (HDD, mx4sio, etc)
@@ -77,6 +78,10 @@ ifneq ($(VERBOSE), 1)
    .SILENT:
 endif
 
+ifeq ($(DISC_STOP_AT_BOOT), 1)
+   EE_CFLAGS += -DDISC_STOP_AT_BOOT
+endif
+
 ifeq ($(MX4SIO), 1)
   HOMEBREW_IRX = 1
   FILEXIO_NEED = 1

src/main.c

@@ -44,9 +44,12 @@ int main(int argc, char *argv[])
     DPRINTF("disabling MODLOAD device blacklist/whitelist\n");
     sbv_patch_disable_prefix_check(); /* disable the MODLOAD module black/white list, allowing executables to be freely loaded from any device. */
 
+#ifdef DISC_STOP_AT_BOOT
+    sceCdStop();
+    sceCdSync(0);
+#endif
 #ifdef PPCTTY
-    //no error handling bc nothing to do in this case
-    SifExecModuleBuffer(ppctty_irx, size_ppctty_irx, 0, NULL, NULL);
+    SifExecModuleBuffer(ppctty_irx, size_ppctty_irx, 0, NULL, NULL);//no error handling bc nothing to do in this case
 #endif
 #ifdef UDPTTY
     if (loadDEV9())