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pc-bios/s390-ccw: Make ebcdic/ascii conversion public 

Make the ebcdic_to_ascii function public to the rest of the
"bios" code, as the volume label is no more the single thing
to be converted.

Signed-off-by: Eugene (jno) Dvurechenski <jno@linux.vnet.ibm.com>
Signed-off-by: Farhan Ali <alifm@linux.vnet.ibm.com>
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
This commit is contained in:
Eugene (jno) Dvurechenski 2016-04-18 13:45:10 +02:00 committed by Cornelia Huck
parent 5559716c98
commit cfe2124a7f
3 changed files with 24 additions and 22 deletions
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22
pc-bios/s390-ccw/bootmap.h
View File

@ -264,28 +264,6 @@ typedef enum {
/* utility code below */
static const unsigned char ebc2asc[256] =
/* 0123456789abcdef0123456789abcdef */
"................................" /* 1F */
"................................" /* 3F */
" ...........<(+|&.........!$*);." /* 5F first.chr.here.is.real.space */
"-/.........,%_>?.........`:#@'=\""/* 7F */
".abcdefghi.......jklmnopqr......" /* 9F */
"..stuvwxyz......................" /* BF */
".ABCDEFGHI.......JKLMNOPQR......" /* DF */
"..STUVWXYZ......0123456789......";/* FF */
static inline void ebcdic_to_ascii(const char *src,
char *dst,
unsigned int size)
{
unsigned int i;
for (i = 0; i < size; i++) {
unsigned c = src[i];
dst[i] = ebc2asc[c];
}
}
static inline void print_volser(const void *volser)
{
char ascii[8];

11
pc-bios/s390-ccw/main.c
View File

@ -15,6 +15,17 @@ char stack[PAGE_SIZE * 8] __attribute__((__aligned__(PAGE_SIZE)));
static SubChannelId blk_schid = { .one = 1 };
IplParameterBlock iplb __attribute__((__aligned__(PAGE_SIZE)));
const unsigned char ebc2asc[256] =
/* 0123456789abcdef0123456789abcdef */
"................................" /* 1F */
"................................" /* 3F */
" ...........<(+|&.........!$*);." /* 5F first.chr.here.is.real.space */
"-/.........,%_>?.........`:#@'=\""/* 7F */
".abcdefghi.......jklmnopqr......" /* 9F */
"..stuvwxyz......................" /* BF */
".ABCDEFGHI.......JKLMNOPQR......" /* DF */
"..STUVWXYZ......0123456789......";/* FF */
/*
* Priniciples of Operations (SA22-7832-09) chapter 17 requires that
* a subsystem-identification is at 184-187 and bytes 188-191 are zero

13
pc-bios/s390-ccw/s390-ccw.h
View File

@ -189,4 +189,17 @@ static inline void IPL_check(bool term, const char *message)
}
}
extern const unsigned char ebc2asc[256];
static inline void ebcdic_to_ascii(const char *src,
char *dst,
unsigned int size)
{
unsigned int i;
for (i = 0; i < size; i++) {
unsigned c = src[i];
dst[i] = ebc2asc[c];
}
}
#endif /* S390_CCW_H */