wwww debugging EMS on 386+

[16.git] / src / lib / 16_pm.c

diff --git a/src/lib/16_pm.c b/src/lib/16_pm.c
index 53eb86036314b5696f84feaaf348008283ebe9dd..03df02377c4c8e6c20d801e6b12ccfcefc5f811d 100755 (executable)
--- a/src/lib/16_pm.c
+++ b/src/lib/16_pm.c
@@ -158,13 +158,16 @@ boolean
 PML_StartupEMS(global_game_variables_t *gvar)\r
 {\r
        int             i;\r
-       long    size;\r
+       //long  size;\r
        byte    err=0, str[64];\r
 \r
        boolean errorflag=false;\r
        static char     emmname[] = "EMMXXXX0"; //fix by andrius4669\r
        unsigned int EMSVer = 0;\r
        unsigned        totalEMSpages,freeEMSpages,EMSPageFrame,EMSHandle=0,EMSAvail=0;\r
+#ifdef __DEBUG_PM__\r
+       word e=0;\r
+#endif\r
        totalEMSpages = freeEMSpages = EMSPageFrame = 0;\r
        gvar->pm.emm.EMSPresent = false;                        // Assume that we'll fail\r
        gvar->pm.emm.EMSAvail = 0;\r
@@ -175,27 +178,37 @@ PML_StartupEMS(global_game_variables_t *gvar)
                mov     ax,0x3d00\r
                int     EMM_INT         // try to open EMMXXXX0 device\r
                jc      error1\r
-\r
+#ifdef __DEBUG_PM__\r
+               add     e,1\r
+#endif\r
                mov     bx,ax\r
                mov     ax,0x4400\r
 \r
                int     EMM_INT         // get device info\r
                jc      error1\r
-\r
+#ifdef __DEBUG_PM__\r
+               add     e,1\r
+#endif\r
                and     dx,0x80\r
                jz      error1\r
-\r
+#ifdef __DEBUG_PM__\r
+               add     e,1\r
+#endif\r
                mov     ax,0x4407\r
 \r
                int     EMM_INT         // get status\r
                jc      error1\r
                or      al,al\r
                jz      error1\r
-\r
+#ifdef __DEBUG_PM__\r
+               add     e,1\r
+#endif\r
                mov     ah,0x3e\r
                int     EMM_INT         // close handle\r
                jc      error1\r
-\r
+#ifdef __DEBUG_PM__\r
+               add     e,1\r
+#endif\r
                mov     ah,EMS_STATUS\r
                int     EMS_INT\r
                jc      error1                  // make sure EMS hardware is present\r
@@ -232,6 +245,9 @@ PML_StartupEMS(global_game_variables_t *gvar)
        error1:\r
 #ifdef __BORLANDC__\r
        __asm {\r
+#endif\r
+#ifdef __DEBUG_PM__\r
+               mov     e,1\r
 #endif\r
                mov     err,ah\r
                mov     errorflag,1\r
@@ -244,7 +260,7 @@ End1:
 #ifdef __WATCOMC__\r
        }\r
 #endif\r
-//*\r
+/*\r
        if(errorflag==false)\r
        {\r
                // Don't hog all available EMS\r
@@ -255,7 +271,7 @@ End1:
                        gvar->pm.emm.EMSAvail = size / EMSPageSize;\r
                }\r
        }\r
-//*/\r
+*/\r
        __asm {\r
                mov     ah,EMS_ALLOCPAGES\r
                mov     bx,[EMSAvail];\r
@@ -270,6 +286,9 @@ End1:
        error2:\r
 #ifdef __BORLANDC__\r
        __asm {\r
+#endif\r
+#ifdef __DEBUG_PM__\r
+               mov     e,1\r
 #endif\r
                mov     err,ah\r
                mov     errorflag,1\r
@@ -296,6 +315,10 @@ End2:
                strcpy(str,"PML_StartupEMS: EMS error ");\r
                MM_EMSerr(str, err);\r
                printf("%s\n",str);\r
+#ifdef __DEBUG_PM__\r
+               printf("e=%u\n", e);\r
+               getch();\r
+#endif\r
                return(gvar->pm.emm.EMSPresent);\r
        }\r
 \r