From 45a75d45873de2c979df44e12dbb13c188b97d16 Mon Sep 17 00:00:00 2001 From: des Date: Mon, 11 Jun 2001 21:55:40 +0000 Subject: [PATCH] Implement proc/cpuinfo for the Alpha (thanks to gallatin). Implement proc/pid/cmdline. --- sys/compat/linprocfs/linprocfs.c | 170 +++++++++++++++++++++++++++++-- 1 file changed, 160 insertions(+), 10 deletions(-) diff --git a/sys/compat/linprocfs/linprocfs.c b/sys/compat/linprocfs/linprocfs.c index 8023f7eaa06..5732c5c9b32 100644 --- a/sys/compat/linprocfs/linprocfs.c +++ b/sys/compat/linprocfs/linprocfs.c @@ -72,8 +72,18 @@ #include #include + +#ifdef __alpha__ +#include +#include +#include +extern int ncpus; +#endif /* __alpha__ */ + +#ifdef __i386__ #include #include +#endif /* __i386__ */ #include #include @@ -81,7 +91,7 @@ #include #include -extern struct cdevsw *cdevsw[]; +extern struct cdevsw *cdevsw[]; /* * Various conversion macros @@ -93,6 +103,9 @@ extern struct cdevsw *cdevsw[]; #define P2B(x) ((x) << PAGE_SHIFT) /* pages to bytes */ #define P2K(x) ((x) << (PAGE_SHIFT - 10)) /* pages to kbytes */ +/* + * Filler function for proc/meminfo + */ static int linprocfs_domeminfo(PFS_FILL_ARGS) { @@ -163,6 +176,80 @@ linprocfs_domeminfo(PFS_FILL_ARGS) return (0); } +#ifdef __alpha__ +/* + * Filler function for proc/cpuinfo (Alpha version) + */ +static int +linprocfs_docpuinfo(PFS_FILL_ARGS) +{ + u_int64_t type, major; + struct pcs *pcsp; + const char *model, *sysname; + + static const char *cpuname[] = { + "EV3", "EV4", "Simulate", "LCA4", "EV5", "EV45", "EV56", + "EV6", "PCA56", "PCA57", "EV67", "EV68CB", "EV68AL" + }; + + pcsp = LOCATE_PCS(hwrpb, hwrpb->rpb_primary_cpu_id); + type = pcsp->pcs_proc_type; + major = (type & PCS_PROC_MAJOR) >> PCS_PROC_MAJORSHIFT; + if (major < sizeof(cpuname)/sizeof(char *)) { + model = cpuname[major - 1]; + } else { + model = "unknown"; + } + + sysname = alpha_dsr_sysname(); + + sbuf_printf(sb, + "cpu\t\t\t: Alpha\n" + "cpu model\t\t: %s\n" + "cpu variation\t\t: %ld\n" + "cpu revision\t\t: %ld\n" + "cpu serial number\t: %s\n" + "system type\t\t: %s\n" + "system variation\t: %s\n" + "system revision\t\t: %ld\n" + "system serial number\t: %s\n" + "cycle frequency [Hz]\t: %lu\n" + "timer frequency [Hz]\t: %lu\n" + "page size [bytes]\t: %ld\n" + "phys. address bits\t: %ld\n" + "max. addr. space #\t: %ld\n" + "BogoMIPS\t\t: %lu.%02lu\n" + "kernel unaligned acc\t: %ld (pc=%lx,va=%lx)\n" + "user unaligned acc\t: %ld (pc=%lx,va=%lx)\n" + "platform string\t\t: %s\n" + "cpus detected\t\t: %d\n" + , + model, + pcsp->pcs_proc_var, + *(int *)hwrpb->rpb_revision, + " ", + " ", + "0", + 0, + " ", + hwrpb->rpb_cc_freq, + hz, + hwrpb->rpb_page_size, + hwrpb->rpb_phys_addr_size, + hwrpb->rpb_max_asn, + 0, 0, + 0, 0, 0, + 0, 0, 0, + sysname, + ncpus); + return (0); +} +#endif /* __alpha__ */ + +#ifdef __i386__ +/* + * Filler function for proc/cpuinfo (i386 version) + */ static int linprocfs_docpuinfo(PFS_FILL_ARGS) { @@ -235,7 +322,11 @@ linprocfs_docpuinfo(PFS_FILL_ARGS) return (0); } +#endif /* __i386__ */ +/* + * Filler function for proc/stat + */ static int linprocfs_dostat(PFS_FILL_ARGS) { @@ -261,6 +352,9 @@ linprocfs_dostat(PFS_FILL_ARGS) return (0); } +/* + * Filler function for proc/uptime + */ static int linprocfs_douptime(PFS_FILL_ARGS) { @@ -273,6 +367,9 @@ linprocfs_douptime(PFS_FILL_ARGS) return (0); } +/* + * Filler function for proc/version + */ static int linprocfs_doversion(PFS_FILL_ARGS) { @@ -284,16 +381,12 @@ linprocfs_doversion(PFS_FILL_ARGS) return (0); } +/* + * Filler function for proc/loadavg + */ static int linprocfs_doloadavg(PFS_FILL_ARGS) { - int lastpid, ilen; - - ilen = sizeof(lastpid); - if (kernel_sysctlbyname(p, "kern.lastpid", - &lastpid, &ilen, NULL, 0, NULL) != 0) - lastpid = -1; /* fake it */ - sbuf_printf(sb, "%d.%02d %d.%02d %d.%02d %d/%d %d\n", (int)(averunnable.ldavg[0] / averunnable.fscale), @@ -304,12 +397,15 @@ linprocfs_doloadavg(PFS_FILL_ARGS) (int)(averunnable.ldavg[2] * 100 / averunnable.fscale % 100), 1, /* number of running tasks */ nprocs, /* number of tasks */ - lastpid /* the last pid */ + nextpid /* the last pid */ ); return (0); } +/* + * Filler function for proc/pid/stat + */ static int linprocfs_doprocstat(PFS_FILL_ARGS) { @@ -379,6 +475,9 @@ static char *state_str[] = { "M (mutex)" }; +/* + * Filler function for proc/pid/status + */ static int linprocfs_doprocstatus(PFS_FILL_ARGS) { @@ -476,6 +575,9 @@ linprocfs_doprocstatus(PFS_FILL_ARGS) return (0); } +/* + * Filler function for proc/self + */ static int linprocfs_doselflink(PFS_FILL_ARGS) { @@ -483,6 +585,45 @@ linprocfs_doselflink(PFS_FILL_ARGS) return (0); } +/* + * Filler function for proc/pid/cmdline + */ +static int +linprocfs_doproccmdline(PFS_FILL_ARGS) +{ + struct ps_strings pstr; + int error, i; + + /* + * If we are using the ps/cmdline caching, use that. Otherwise + * revert back to the old way which only implements full cmdline + * for the currept process and just p->p_comm for all other + * processes. + * Note that if the argv is no longer available, we deliberately + * don't fall back on p->p_comm or return an error: the authentic + * Linux behaviour is to return zero-length in this case. + */ + + if (p->p_args && (ps_argsopen || !p_can(curp, p, P_CAN_SEE, NULL))) { + sbuf_bcpy(sb, p->p_args->ar_args, p->p_args->ar_length); + } else if (p != curp) { + sbuf_printf(sb, "%.*s", MAXCOMLEN, p->p_comm); + } else { + error = copyin((void*)PS_STRINGS, &pstr, sizeof(pstr)); + if (error) + return (error); + for (i = 0; i < pstr.ps_nargvstr; i++) { + sbuf_copyin(sb, pstr.ps_argvstr[i], 0); + sbuf_printf(sb, "%c", '\0'); + } + } + + return (0); +} + +/* + * Filler function for proc/pid/exe + */ static int linprocfs_doexelink(PFS_FILL_ARGS) { @@ -496,6 +637,9 @@ linprocfs_doexelink(PFS_FILL_ARGS) return (0); } +/* + * Filler function for proc/net/dev + */ static int linprocfs_donetdev(PFS_FILL_ARGS) { @@ -526,6 +670,9 @@ linprocfs_donetdev(PFS_FILL_ARGS) return (0); } +/* + * Filler function for proc/devices + */ static int linprocfs_dodevices(PFS_FILL_ARGS) { @@ -542,6 +689,9 @@ linprocfs_dodevices(PFS_FILL_ARGS) return (0); } +/* + * Filler function for proc/cmdline + */ static int linprocfs_docmdline(PFS_FILL_ARGS) { @@ -558,7 +708,7 @@ static struct pfs_node linprocfs_proc_nodes[] = { PFS_THIS, PFS_PARENT, /* name flags uid gid mode data */ - /* PFS_FILE( "cmdline", 0, 0, 0, 0444, procfs_doproccmdline), */ + PFS_FILE( "cmdline", 0, 0, 0, 0444, linprocfs_doproccmdline), PFS_SYMLINK("exe", 0, 0, 0, 0444, linprocfs_doexelink), /* PFS_FILE( "mem", 0, 0, 0, 0444, procfs_domem), */ PFS_FILE( "stat", 0, 0, 0, 0444, linprocfs_doprocstat), -- 2.45.2