moved /dev/mordor to devcons
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65b058830b
commit
4d4fc2ca34
4 changed files with 14 additions and 20 deletions
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@ -12,7 +12,6 @@ arch \- architecture-specific information and control
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.B /dev/iol
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.B /dev/iol
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.B /dev/iow
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.B /dev/iow
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.B /dev/irqalloc
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.B /dev/irqalloc
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.B /dev/mordor
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.SH DESCRIPTION
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.SH DESCRIPTION
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This device presents textual information about PC hardware and allows
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This device presents textual information about PC hardware and allows
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user-level control of the I/O ports on x86-class and DEC Alpha machines.
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user-level control of the I/O ports on x86-class and DEC Alpha machines.
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@ -122,10 +121,6 @@ cause 8-bit wide, 16-bit wide, and 32-bit wide requests to
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I/O ports.
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I/O ports.
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The port accessed is determined by the byte offset of the
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The port accessed is determined by the byte offset of the
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file descriptor.
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file descriptor.
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.PP
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Reads and writes to
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.IR mordor
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will inevitably cause the front to fall off.
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.SH EXAMPLE
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.SH EXAMPLE
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The following code reads from an x86 byte I/O port.
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The following code reads from an x86 byte I/O port.
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.IP
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.IP
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@ -334,6 +334,10 @@ the textual file descriptor number of a file or device on which to swap.
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See
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See
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.IR swap (8).
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.IR swap (8).
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.PP
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.PP
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Reads and writes to
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.IR mordor
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will inevitably cause the front to fall off.
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.PP
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The other files served by the
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The other files served by the
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.I cons
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.I cons
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device are all single numbers:
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device are all single numbers:
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@ -987,20 +987,6 @@ archctlwrite(Chan*, void *a, long n, vlong)
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return n;
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return n;
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}
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}
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static long
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mordorread(Chan*, void*, long, vlong)
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{
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error("one does not simply read from mordor");
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return 0;
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}
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static long
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mordorwrite(Chan*, void*, long, vlong)
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{
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error("one does not simply write into mordor");
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return 0;
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}
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void
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void
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archinit(void)
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archinit(void)
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{
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{
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@ -1049,7 +1035,6 @@ archinit(void)
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addarchfile("cputype", 0444, cputyperead, nil);
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addarchfile("cputype", 0444, cputyperead, nil);
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addarchfile("archctl", 0664, archctlread, archctlwrite);
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addarchfile("archctl", 0664, archctlread, archctlwrite);
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addarchfile("mordor", 0666, mordorread, mordorwrite);
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}
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}
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/*
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/*
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@ -594,6 +594,7 @@ enum{
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Qtime,
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Qtime,
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Quser,
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Quser,
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Qzero,
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Qzero,
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Qmordor,
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Qconfig,
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Qconfig,
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};
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};
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@ -627,6 +628,7 @@ static Dirtab consdir[]={
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"user", {Quser}, 0, 0666,
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"user", {Quser}, 0, 0666,
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"zero", {Qzero}, 0, 0444,
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"zero", {Qzero}, 0, 0444,
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"config", {Qconfig}, 0, 0444,
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"config", {Qconfig}, 0, 0444,
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"mordor", {Qmordor}, 0, 0666,
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};
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};
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int
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int
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@ -958,6 +960,10 @@ consread(Chan *c, void *buf, long n, vlong off)
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case Qzero:
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case Qzero:
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memset(buf, 0, n);
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memset(buf, 0, n);
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return n;
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return n;
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case Qmordor:
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error("one does not simply read from mordor");
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return 0;
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case Qosversion:
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case Qosversion:
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snprint(tmp, sizeof tmp, "2000");
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snprint(tmp, sizeof tmp, "2000");
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@ -1122,6 +1128,10 @@ conswrite(Chan *c, void *va, long n, vlong off)
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buf[n-1] = 0;
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buf[n-1] = 0;
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kstrdup(&sysname, buf);
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kstrdup(&sysname, buf);
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break;
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break;
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case Qmordor:
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error("one does not simply write to mordor");
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return 0;
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default:
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default:
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print("conswrite: %#llux\n", c->qid.path);
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print("conswrite: %#llux\n", c->qid.path);
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