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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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fbd6534ce0
The architecture level set code has been converted to C and doesn't need a define to figure out array sizes. Since the old code was the only user of the DWORDS define, we can get rid of it again. Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Reviewed-by: Sascha Silbe <silbe@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
67 lines
1.5 KiB
C
67 lines
1.5 KiB
C
/*
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* Simple program to generate defines out of facility lists that use the bit
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* numbering scheme from the Princples of Operations: most significant bit
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* has bit number 0.
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*
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* Copyright IBM Corp. 2015
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*
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*/
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#define S390_GEN_FACILITIES_C
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#include <strings.h>
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#include <string.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <asm/facilities_src.h>
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static void print_facility_list(struct facility_def *def)
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{
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unsigned int high, bit, dword, i;
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unsigned long long *array;
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array = calloc(1, 8);
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if (!array)
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exit(EXIT_FAILURE);
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high = 0;
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for (i = 0; def->bits[i] != -1; i++) {
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bit = 63 - (def->bits[i] & 63);
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dword = def->bits[i] / 64;
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if (dword > high) {
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array = realloc(array, (dword + 1) * 8);
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if (!array)
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exit(EXIT_FAILURE);
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memset(array + high + 1, 0, (dword - high) * 8);
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high = dword;
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}
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array[dword] |= 1ULL << bit;
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}
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printf("#define %s ", def->name);
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for (i = 0; i <= high; i++)
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printf("_AC(0x%016llx,UL)%c", array[i], i < high ? ',' : '\n');
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free(array);
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}
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static void print_facility_lists(void)
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{
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unsigned int i;
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for (i = 0; i < sizeof(facility_defs) / sizeof(facility_defs[0]); i++)
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print_facility_list(&facility_defs[i]);
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}
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int main(int argc, char **argv)
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{
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printf("#ifndef __ASM_S390_FACILITIES__\n");
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printf("#define __ASM_S390_FACILITIES__\n");
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printf("/*\n");
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printf(" * DO NOT MODIFY.\n");
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printf(" *\n");
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printf(" * This file was generated by %s\n", __FILE__);
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printf(" */\n\n");
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printf("#include <linux/const.h>\n\n");
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print_facility_lists();
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printf("\n#endif\n");
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return 0;
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}
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