89 lines
2.3 KiB
C
89 lines
2.3 KiB
C
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdbool.h>
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#include <stdint.h>
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#include <string.h>
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#include "map.h"
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bool read_number(const char *str, uint32_t *value)
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{
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char *end;
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long int ret = strtol(str, &end, 0);
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if((str + strlen(str)) != end)
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return false;
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if(ret < 0)
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return false;
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*value = ret;
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return true;
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}
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int main(int argc, char **argv)
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{
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if(argc != 6)
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{
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printf("usage: %s <soc> <ver> <mux> <clr mask> <set mask>\n", argv[0]);
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printf(" where <soc> is stmp3700 or imx233\n");
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printf(" where <ver> is bga169 or lqfp128\n");
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printf(" where <mux> is between 0 and 7");
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printf(" where <mask> is a number or ~number\n");
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return 1;
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}
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const char *soc = argv[1];
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const char *ver = argv[2];
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const char *s_mux = argv[3];
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const char *s_clr_mask = argv[4];
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const char *s_set_mask = argv[5];
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uint32_t mux, clr_mask, set_mask;
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if(!read_number(s_mux, &mux) || mux >= NR_BANKS * 2)
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{
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printf("invalid mux number\n");
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return 1;
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}
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if(!read_number(s_clr_mask, &clr_mask))
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{
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printf("invalid clear mask\n");
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return 2;
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}
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if(!read_number(s_set_mask, &set_mask))
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{
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printf("invalid set mask\n");
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return 3;
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}
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struct bank_map_t *map = NULL;
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for(unsigned i = 0; i < NR_SOCS; i++)
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if(strcmp(soc, socs[i].soc) == 0 && strcmp(ver, socs[i].ver) == 0)
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map = socs[i].map;
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if(map == NULL)
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{
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printf("no valid map found\n");
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return 4;
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}
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if(clr_mask & set_mask)
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printf("warning: set and clear mask intersect!\n");
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unsigned bank = mux / 2;
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unsigned offset = 16 * (mux % 2);
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for(unsigned i = 0; i < 16; i++)
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{
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unsigned pin = offset + i;
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uint32_t pin_shift = 2 * i;
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uint32_t set_fn = (set_mask >> pin_shift) & 3;
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uint32_t clr_fn = (clr_mask >> pin_shift) & 3;
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if(set_fn == 0 && clr_fn == 0)
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continue;
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bool partial_mask = (set_fn | clr_fn) != 3;
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printf("B%dP%02d => %s (select = %d)", bank, pin,
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map[bank].pins[pin].function[set_fn].name, set_fn);
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if(partial_mask)
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printf(" (warning: partial mask)");
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printf("\n");
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}
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return 0;
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}
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