diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/alpha/ioperm.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/alpha/ioperm.c | 46 |
1 files changed, 30 insertions, 16 deletions
diff --git a/sysdeps/unix/sysv/linux/alpha/ioperm.c b/sysdeps/unix/sysv/linux/alpha/ioperm.c index 56331cb596..d24eabe473 100644 --- a/sysdeps/unix/sysv/linux/alpha/ioperm.c +++ b/sysdeps/unix/sysv/linux/alpha/ioperm.c @@ -59,14 +59,16 @@ I/O address space that's 512MB large!). */ * so the following defines apply to LCA as well. */ #define APECS_IO_BASE (0xfffffc01c0000000UL) +#define APECS_SPARSE_MEM (0xfffffc0200000000UL) #define APECS_DENSE_MEM (0xfffffc0300000000UL) -#define ALCOR_IO_BASE (0xfffffc8580000000UL) -#define ALCOR_DENSE_MEM (0xfffffc8600000000UL) +#define CIA_IO_BASE (0xfffffc8580000000UL) +#define CIA_SPARSE_MEM (0xfffffc8000000000UL) +#define CIA_DENSE_MEM (0xfffffc8600000000UL) enum { - IOSYS_JENSEN = 0, IOSYS_APECS = 1, IOSYS_ALCOR = 2 + IOSYS_JENSEN = 0, IOSYS_APECS = 1, IOSYS_CIA = 2 } iosys_t; struct ioswtch { @@ -83,18 +85,19 @@ static struct platform { const char *name; int io_sys; unsigned long bus_memory_base; + unsigned long sparse_bus_memory_base; } platform[] = { - {"Alcor", IOSYS_ALCOR, ALCOR_DENSE_MEM}, - {"Avanti", IOSYS_APECS, APECS_DENSE_MEM}, - {"Cabriolet", IOSYS_APECS, APECS_DENSE_MEM}, - {"EB164", IOSYS_ALCOR, ALCOR_DENSE_MEM}, - {"EB64+", IOSYS_APECS, APECS_DENSE_MEM}, - {"EB66", IOSYS_APECS, APECS_DENSE_MEM}, /* LCA same as APECS */ - {"EB66P", IOSYS_APECS, APECS_DENSE_MEM}, /* LCA same as APECS */ - {"Jensen", IOSYS_JENSEN, JENSEN_MEM}, - {"Mikasa", IOSYS_APECS, APECS_DENSE_MEM}, - {"Mustang", IOSYS_APECS, APECS_DENSE_MEM}, - {"Noname", IOSYS_APECS, APECS_DENSE_MEM}, /* LCA same as APECS */ + {"Alcor", IOSYS_CIA, CIA_DENSE_MEM, CIA_SPARSE_MEM}, + {"Avanti", IOSYS_APECS, APECS_DENSE_MEM, APECS_SPARSE_MEM}, + {"Cabriolet", IOSYS_APECS, APECS_DENSE_MEM, APECS_SPARSE_MEM}, + {"EB164", IOSYS_CIA, CIA_DENSE_MEM, CIA_SPARSE_MEM}, + {"EB64+", IOSYS_APECS, APECS_DENSE_MEM, APECS_SPARSE_MEM}, + {"EB66", IOSYS_APECS, APECS_DENSE_MEM, APECS_SPARSE_MEM}, + {"EB66P", IOSYS_APECS, APECS_DENSE_MEM, APECS_SPARSE_MEM}, + {"Jensen", IOSYS_JENSEN, JENSEN_MEM, JENSEN_MEM}, + {"Mikasa", IOSYS_APECS, APECS_DENSE_MEM, APECS_SPARSE_MEM}, + {"Mustang", IOSYS_APECS, APECS_DENSE_MEM, APECS_SPARSE_MEM}, + {"Noname", IOSYS_APECS, APECS_DENSE_MEM, APECS_SPARSE_MEM}, }; @@ -109,6 +112,7 @@ static struct { } io; static unsigned long bus_memory_base = -1; +static unsigned long sparse_bus_memory_base = -1; extern void __sethae (unsigned long); /* we can't use asm/io.h */ @@ -256,7 +260,7 @@ DCL_IN(jensen, inb, JENSEN) DCL_IN(jensen, inw, JENSEN) DCL_IN(jensen, inl, JENSEN) -/* The APECS functions are also used for ALCOR since they are +/* The APECS functions are also used for CIA since they are identical. */ DCL_SETHAE(apecs, APECS) @@ -332,6 +336,7 @@ init_iosys (void) if (strcmp (platform[i].name, systype) == 0) { bus_memory_base = platform[i].bus_memory_base; + sparse_bus_memory_base = platform[i].sparse_bus_memory_base; io.sys = platform[i].io_sys; if (io.sys == IOSYS_JENSEN) io.swp = &ioswtch[0]; @@ -382,7 +387,7 @@ _ioperm (unsigned long from, unsigned long num, int turn_on) { case IOSYS_JENSEN: base = JENSEN_IO_BASE; break; case IOSYS_APECS: base = APECS_IO_BASE; break; - case IOSYS_ALCOR: base = ALCOR_IO_BASE; break; + case IOSYS_CIA: base = CIA_IO_BASE; break; default: errno = ENODEV; return -1; @@ -498,6 +503,14 @@ _bus_base(void) return bus_memory_base; } +unsigned long +_bus_base_sparse(void) +{ + if (!io.swp && init_iosys () < 0) + return -1; + return sparse_bus_memory_base; +} + weak_alias (_sethae, sethae); weak_alias (_ioperm, ioperm); weak_alias (_iopl, iopl); @@ -508,3 +521,4 @@ weak_alias (_outb, outb); weak_alias (_outw, outw); weak_alias (_outl, outl); weak_alias (_bus_base, bus_base); +weak_alias (_bus_base_sparse, bus_base_sparse); |