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More commands, fixing strange sdcc behaviour for clock setting defines

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logicog
2025-05-11 18:28:08 +02:00
parent 138ed7dd25
commit 3a953bba47
1 changed files with 35 additions and 21 deletions
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rtlplayground.c
+35 -21
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@@ -17,7 +17,7 @@
and can be selected on all known HW (Register 0x6040) and can be selected on all known HW (Register 0x6040)
*/ */
#define CLOCK_HZ 125000000 #define CLOCK_HZ 125000000
// #define CLOCK_HZ 20800000 //#define CLOCK_HZ 20800000
// Derive the divider settings for the internal clock // Derive the divider settings for the internal clock
#if CLOCK_HZ == 20800000 #if CLOCK_HZ == 20800000
@@ -324,7 +324,9 @@ void setup_clock(void)
{ {
reg_read(0x6040); reg_read(0x6040);
SFR_DATA_0 &= ~0x30; SFR_DATA_0 &= ~0x30;
#if CLOCK_DIV != 0
SFR_DATA_0 |= CLOCK_DIV << 4; // Divider in bits 4 & 5 SFR_DATA_0 |= CLOCK_DIV << 4; // Divider in bits 4 & 5
#endif
SFR_DATA_8 |= 0x01; // This is set in managed mode 125MHz SFR_DATA_8 |= 0x01; // This is set in managed mode 125MHz
reg_write(0x6040); reg_write(0x6040);
@@ -662,11 +664,14 @@ unsigned char cmd_compare(unsigned char start, unsigned char * __code cmd)
signed char j = 0; signed char j = 0;
for (i = cmd_words_b[start]; i < cmd_words_b[start + 1] && sbuf[i] != ' '; i++) { for (i = cmd_words_b[start]; i < cmd_words_b[start + 1] && sbuf[i] != ' '; i++) {
// print_short(i); write_char(':'); print_short(j); write_char('#'); print_string("\r\n");
// write_char('>'); write_char(cmd[j]); write_char('-'); write_char(sbuf[i]); print_string("\r\n");
if (!cmd[j]) if (!cmd[j])
return 1; return 1;
if (sbuf[i++] != cmd[j++]) if (sbuf[i] != cmd[j++])
break; break;
} }
// write_char('.'); print_short(i); write_char(':'); print_short(i);
if (i >= cmd_words_b[start + 1] || sbuf[i] == ' ') if (i >= cmd_words_b[start + 1] || sbuf[i] == ' ')
return 1; return 1;
return 0; return 0;
@@ -706,23 +711,16 @@ void bootloader(void)
print_string(" > OK\r\n current status: "); print_string(" > OK\r\n current status: ");
print_short(flash_read_status()); print_short(flash_read_status());
print_string("\r\n READ JEDEC-ID\r\n"); // The following will only show something else then 0xff if it was programmed for a managed switch
flash_read_jedecid();
print_string("\r\n Testing read UID\r\n");
flash_read_uid();
print_string("\r\n Testing read Securty Register 1\r\n"); print_string("\r\n Testing read Securty Register 1\r\n");
flash_read_security(0x0001000, 40); flash_read_security(0x0001000, 40);
print_string("\r\n Testing read Securty Register 2\r\n"); print_string("\r\n Testing read Securty Register 2\r\n");
flash_read_security(0x0002000, 40); flash_read_security(0x0002000, 40);
print_string("\r\n Testing read Securty Register 3\r\n"); print_string("\r\n Testing read Securty Register 3\r\n");
flash_read_security(0x0003000, 40); flash_read_security(0x0003000, 40);
// flash_read_uid();
// flash_write_enable();
print_string(" > status: "); print_string(" > Flash status: ");
print_short(flash_read_status()); print_short(flash_read_status());
print_string("\r\n Dumping flash at 0x0\r\n");
flash_dump(0, 252);
print_string("\r\n Dumping flash at 0x100\r\n"); print_string("\r\n Dumping flash at 0x100\r\n");
flash_dump(0x100, 252); flash_dump(0x100, 252);
print_string("\r\nREADING PHY 0x1, 0x4, 0: "); print_string("\r\nREADING PHY 0x1, 0x4, 0: ");
@@ -742,6 +740,8 @@ void bootloader(void)
print_phy_reg(0x7, 0x1f, 0xa412); print_phy_reg(0x7, 0x1f, 0xa412);
print_string("\r\nCPU version: "); print_string("\r\nCPU version: ");
print_reg(0x4); print_reg(0x4);
print_string("\r\nClock register: ");
print_reg(0x6040);
print_string("\r\n> "); print_string("\r\n> ");
@@ -775,18 +775,32 @@ void bootloader(void)
// Identify command // Identify command
signed char i = cmd_words_b[0]; signed char i = cmd_words_b[0];
if (i >= 0) { if (i >= 0 && cmd_words_b[1] >= 0) {
print_string("\r\n THERE may be a command: "); // print_string("\r\n THERE may be a command: ");
print_short(i); print_string("\r\n"); // print_short(i); print_string("\r\n");
print_short(cmd_words_b[0]); print_string("\r\n"); // print_short(cmd_words_b[0]); print_string("\r\n");
print_short(cmd_words_b[1]); print_string("\r\n"); // print_short(cmd_words_b[1]); print_string("\r\n");
print_short(cmd_words_b[2]); print_string("\r\n"); // print_short(cmd_words_b[2]); print_string("\r\n");
print_short(cmd_words_b[3]); print_string("\r\n"); // print_short(cmd_words_b[3]); print_string("\r\n");
} if (cmd_compare(0, "reset")) {
print_string("\r\nRESET\n\n");
if (cmd_compare(0, "reset"))
reset_chip(); reset_chip();
} }
if (cmd_compare(0, "flash") && cmd_words_b[1] > 0 && sbuf[cmd_words_b[1]] == 'd') {
print_string("\r\nDUMPING FLASH\n\n");
flash_dump(0, 255);
}
if (cmd_compare(0, "flash") && cmd_words_b[1] > 0 && sbuf[cmd_words_b[1]] == 'j') {
print_string("\r\nJEDEC ID\n\n");
flash_read_jedecid();
}
if (cmd_compare(0, "flash") && cmd_words_b[1] > 0 && sbuf[cmd_words_b[1]] == 'u') {
print_string("\r\nUNIQUE ID\n\n");
flash_read_uid();
}
}
print_string("\r\n> ");
}
l++; l++;
l &= (SBUF_SIZE - 1); l &= (SBUF_SIZE - 1);
} }