mirror of
https://github.com/rdolbeau/NuBusFPGA.git
synced 2024-12-25 14:32:26 +00:00
1 line
2.1 KiB
C
1 line
2.1 KiB
C
/*
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* Hello World for the CodeWarrior
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* © 1997 Metrowerks Corp.
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*
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* Questions and comments to:
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* <mailto:support@metrowerks.com>
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* <http://www.metrowerks.com/>
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*/
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#include <stdio.h>
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#include <stdlib.h>
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/* #include <stdint.h> */
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#include <time.h>
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#include <OSUtils.h>
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typedef int int32_t;
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typedef unsigned int uint32_t;
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struct nubusfpga_leds_softc {
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uint32_t slotid;
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};
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struct nubusfpga_leds_softc sc;
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uint32_t csr_read_simple(uint32_t offset);
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void csr_write_simple(uint32_t value, uint32_t offset);
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uint32_t rev(uint32_t d);
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uint32_t csr_read_simple(uint32_t offset) {
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uint32_t *addr;
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addr = (uint32_t*)(((0x000000F0 | sc.slotid) << 24) + offset);
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return *addr;
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}
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void csr_write_simple(uint32_t value, uint32_t offset) {
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uint32_t *addr;
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addr = (uint32_t*)(((0x000000F0 | sc.slotid) << 24) + offset);
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*addr = value;
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}
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uint32_t rev(uint32_t d) {
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uint32_t r;
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r = 0;
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r |= (d & 0x80808080) >> 7;
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r |= (d & 0x40404040) >> 5;
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r |= (d & 0x20202020) >> 3;
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r |= (d & 0x10101010) >> 1;
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r |= (d & 0x08080808) << 1;
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r |= (d & 0x04040404) << 3;
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r |= (d & 0x02020202) << 5;
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r |= (d & 0x01010101) << 7;
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return r;
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}
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#define inline
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#include "nubusfpga_csr_leds.h"
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#undef inline
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int main(void)
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{
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uint32_t x1 = 0xDEADBEEF, x2 = 0xDEADBEEF;
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sc.slotid = 0x9;
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printf("Test Application for NuBusFPGA\n\n");
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printf("Machine settings: char %d short %d int %d long %d long long %d\n", sizeof(char), sizeof(short int), sizeof(int), sizeof(long int), sizeof(long long int));
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printf("Global access struct is located in 0x%08X\n", &sc);
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printf("Slot id hardwired to 0x%x, check the ID on the card and the ID allocation for the host.\n", sc.slotid);
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printf("MMU Mode is: %s\n", (int)GetMMUMode() ? "32-bits" : "24-bits");
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printf("Checking HW access by reading Ethernet ROM...\n");
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x1 = *(uint32_t*)0x50F08000;
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x2 = *(uint32_t*)0x50F08004;
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printf("I got 0x%08x 0x%08x (rev: 0x%08x 0x%08x)\n", x1, x2, rev(x1), rev(x2));
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printf("Checking if we see our PROM...\n");
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x1 = (0xF0000000 | (sc.slot_id<<24) | 0x00FFFFFC);
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x2 = *(uint32_t*)x1;
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printf("I got 0x%08x for 0x%08x (rev: 0x%08x for 0x%08x)\n", x2, x1, rev(x2), rev(x1));
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return 0;
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}
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