X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2Fpic%2Fdevice.c;h=495eee7db10dacf04cd261fd26b6f8c129ce1a3f;hb=ca80e9ae2b7870fedb888d060569be4a61eb62f3;hp=67b168d329df16425d58fcffbe358a7d7bfefba8;hpb=cec76eccf6ccffcd833c6108053bc2f90d84b842;p=fw%2Fsdcc

diff --git a/src/pic/device.c b/src/pic/device.c
index 67b168d3..495eee7d 100644
--- a/src/pic/device.c
+++ b/src/pic/device.c
@@ -58,7 +58,7 @@ static PIC_device Pics[] = {
 			(memRange *)NULL,
 			(memRange *)NULL,
 			0,
-			0xcf,
+			0x4f, /* 68 register available 0x0C to 0x4F (0x8C to 0xCF mapped to bank 0) */
 			0x80,
 	},
 	
@@ -93,8 +93,6 @@ static PIC_device Pics[] = {
 
 static int num_of_supported_PICS = sizeof(Pics)/sizeof(PIC_device);
 
-#define DEFAULT_PIC "f877"
-
 static PIC_device *pic=NULL;
 
 AssignedMemory *finalMapping=NULL;
@@ -161,6 +159,7 @@ void setMaxRAM(int size)
 	for(i=0; i<=pic->maxRAMaddress; i++) {
 		finalMapping[i].reg = NULL;
 		finalMapping[i].isValid = 0;
+		finalMapping[i].bank = (i>>7);
 	}
 }
 
@@ -241,9 +240,9 @@ void dump_sfr(FILE *of)
 		} else {
 			if(start>=0) {
 				
-			/* clear the lower 7-bits of the start address of the first
-			* variable declared in this bank. The upper bits for the mid
-			* range pics are the bank select bits.
+				/* clear the lower 7-bits of the start address of the first
+				* variable declared in this bank. The upper bits for the mid
+				* range pics are the bank select bits.
 				*/
 				
 				bank_base = start & 0xfff8;
@@ -630,5 +629,19 @@ int getConfigWord(int address)
 *-----------------------------------------------------------------*/
 void setDefMaxRam(void)
 {
-	setMaxRAM(pic->defMaxRAMaddrs); // Max RAM has not been included, so use default setting
+	unsigned i;
+	setMaxRAM(pic->defMaxRAMaddrs); /* Max RAM has not been included, so use default setting */
+	/* Validate full memory range for use by general purpose RAM */
+	for (i=pic->defMaxRAMaddrs; i--; ) {
+		finalMapping[i].bank = (i>>7);
+		finalMapping[i].isValid = 1;
+	}
+}
+
+/*-----------------------------------------------------------------*
+*  
+*-----------------------------------------------------------------*/
+unsigned getMaxRam(void)
+{
+	return pic->defMaxRAMaddrs;
 }