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Updated the bootloader to use the flash card divider. This will allow wally to run at a faster speed than flash.

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This commit is contained in:
Ross Thompson 2022-04-04 10:38:37 -05:00
parent 400b5f7632
commit b77201143f
3 changed files with 8 additions and 6 deletions
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9
pipelined/src/generic/flop/bram2p1r1w.sv
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@ -80,7 +80,7 @@ module bram2p1r1w
initial begin
if(PRELOAD_ENABLED) begin
RAM[0] = 64'h94e1819300002197;
RAM[0] = 64'h9581819300002197;
RAM[1] = 64'h4281420141014081;
RAM[2] = 64'h4481440143814301;
RAM[3] = 64'h4681460145814501;
@ -104,7 +104,7 @@ module bram2p1r1w
RAM[21] = 64'h0010029b01260613;
RAM[22] = 64'h11010002806702fe;
RAM[23] = 64'h84b2842ae426e822;
RAM[24] = 64'h892ee04aec064505;
RAM[24] = 64'h892ee04aec064511;
RAM[25] = 64'h06e000ef07e000ef;
RAM[26] = 64'h979334fd02905563;
RAM[27] = 64'h07930177d4930204;
@ -120,8 +120,9 @@ module bram2p1r1w
RAM[37] = 64'h05a1118737836749;
RAM[38] = 64'hfed59be3fef5bc23;
RAM[39] = 64'h1047278367498082;
RAM[40] = 64'h67c98082dfed8b85;
RAM[41] = 64'h0000808210a7a023;
RAM[40] = 64'h47858082dfed8b85;
RAM[41] = 64'h40a7853b4015551b;
RAM[42] = 64'h808210a7a02367c9;
end
end

2
tests/testsBP/fpga-test-sdc/copyFlash.c
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@ -27,7 +27,7 @@
void copyFlash(long int blockAddr, long int * Dst, int numBlocks) {
setSDCCLK(1);
setSDCCLK(4); // must be even, 1 gives no division.
waitInitSDC();
int index;

1
tests/testsBP/fpga-test-sdc/sdcDriver.c
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@ -62,6 +62,7 @@ volatile void waitInitSDC(){
}
void setSDCCLK(int divider){
divider = (1 - (divider >> 1));
volatile int * mailBoxCLK;
mailBoxCLK = (int *) (SDC_MAIL_BOX + 0x0);
*mailBoxCLK = divider;