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yaml
---
r: 174743
b: refs/heads/master
c: fd95541
h: refs/heads/master
i:
  174741: 7062a02
  174739: 081c6d9
  174735: dc944d0
v: v3
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Bjorn Helgaas authored and Jesse Barnes committed Nov 4, 2009
1 parent c895619 commit d435de9
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Showing 2 changed files with 45 additions and 8 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: c91d3376e5f4277173a22f0ef9989125c318bacb
refs/heads/master: fd95541e23e2c9acb1e38cd41fc0c7cc37fceb53
51 changes: 44 additions & 7 deletions trunk/lib/vsprintf.c
Original file line number Diff line number Diff line change
Expand Up @@ -595,7 +595,7 @@ static char *symbol_string(char *buf, char *end, void *ptr,
}

static char *resource_string(char *buf, char *end, struct resource *res,
struct printf_spec spec)
struct printf_spec spec, const char *fmt)
{
#ifndef IO_RSRC_PRINTK_SIZE
#define IO_RSRC_PRINTK_SIZE 6
Expand All @@ -614,9 +614,21 @@ static char *resource_string(char *buf, char *end, struct resource *res,
.precision = -1,
.flags = 0,
};
/* room for two actual numbers (decimal or hex), the two "0x", -, [, ]
* and the final zero */
char sym[2*3*sizeof(resource_size_t) + 8];
struct printf_spec str_spec = {
.field_width = -1,
.precision = 10,
.flags = LEFT,
};
struct printf_spec flag_spec = {
.base = 16,
.precision = -1,
.flags = SPECIAL | SMALL,
};
/*
* room for three actual numbers (decimal or hex), plus
* "[mem 0x-0x 64bit pref disabled flags 0x]\0"
*/
char sym[3*3*sizeof(resource_size_t) + 41];
char *p = sym, *pend = sym + sizeof(sym);
int size = -1, addr = 0;

Expand All @@ -629,12 +641,35 @@ static char *resource_string(char *buf, char *end, struct resource *res,
}

*p++ = '[';
if (fmt[1] == 't' || fmt[1] == 'f') {
if (res->flags & IORESOURCE_IO)
p = string(p, pend, "io ", str_spec);
else if (res->flags & IORESOURCE_MEM)
p = string(p, pend, "mem ", str_spec);
else if (res->flags & IORESOURCE_IRQ)
p = string(p, pend, "irq ", str_spec);
else if (res->flags & IORESOURCE_DMA)
p = string(p, pend, "dma ", str_spec);
}
hex_spec.field_width = size;
p = number(p, pend, res->start, addr ? hex_spec : dec_spec);
if (res->start != res->end) {
*p++ = '-';
p = number(p, pend, res->end, addr ? hex_spec : dec_spec);
}
if (fmt[1] == 't' || fmt[1] == 'f') {
if (res->flags & IORESOURCE_MEM_64)
p = string(p, pend, " 64bit", str_spec);
if (res->flags & IORESOURCE_PREFETCH)
p = string(p, pend, " pref", str_spec);
if (res->flags & IORESOURCE_DISABLED)
p = string(p, pend, " disabled", str_spec);
if (fmt[1] == 'f') {
p = string(p, pend, " flags ", str_spec);
p = number(p, pend, res->flags & ~IORESOURCE_TYPE_BITS,
flag_spec);
}
}
*p++ = ']';
*p = 0;

Expand Down Expand Up @@ -812,8 +847,10 @@ static char *ip4_addr_string(char *buf, char *end, const u8 *addr,
* - 'f' For simple symbolic function names without offset
* - 'S' For symbolic direct pointers with offset
* - 's' For symbolic direct pointers without offset
* - 'R' For a struct resource pointer, it prints the range of
* addresses (not the name nor the flags)
* - 'R' For a struct resource pointer, print:
* R address range only ([0x0-0x1f])
* Rt type and range ([mem 0x0-0x1f 64bit pref])
* Rf type, range, and flags ([mem 0x0-0x1f 64bit pref flags 0x1])
* - 'M' For a 6-byte MAC address, it prints the address in the
* usual colon-separated hex notation
* - 'm' For a 6-byte MAC address, it prints the hex address without colons
Expand Down Expand Up @@ -844,7 +881,7 @@ static char *pointer(const char *fmt, char *buf, char *end, void *ptr,
case 'S':
return symbol_string(buf, end, ptr, spec, *fmt);
case 'R':
return resource_string(buf, end, ptr, spec);
return resource_string(buf, end, ptr, spec, fmt);
case 'M': /* Colon separated: 00:01:02:03:04:05 */
case 'm': /* Contiguous: 000102030405 */
return mac_address_string(buf, end, ptr, spec, fmt);
Expand Down

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