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authorLinus Torvalds <torvalds@linux-foundation.org>2009-12-11 15:18:16 -0500
committerLinus Torvalds <torvalds@linux-foundation.org>2009-12-11 15:18:16 -0500
commit11bd04f6f35621193311c32e0721142b073a7794 (patch)
tree00979740582bb26e8d3756bf3526c85f19f66a46 /lib
parent4e2ccdb0409146f8cf64a11b6ef82a9c928ced2a (diff)
parent9e0b5b2c447ad0caa075a5cfef86def62e1782ff (diff)
Merge branch 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6
* 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6: (109 commits) PCI: fix coding style issue in pci_save_state() PCI: add pci_request_acs PCI: fix BUG_ON triggered by logical PCIe root port removal PCI: remove ifdefed pci_cleanup_aer_correct_error_status PCI: unconditionally clear AER uncorr status register during cleanup x86/PCI: claim SR-IOV BARs in pcibios_allocate_resource PCI: portdrv: remove redundant definitions PCI: portdrv: remove unnecessary struct pcie_port_data PCI: portdrv: minor cleanup for pcie_port_device_register PCI: portdrv: add missing irq cleanup PCI: portdrv: enable device before irq initialization PCI: portdrv: cleanup service irqs initialization PCI: portdrv: check capabilities first PCI: portdrv: move PME capability check PCI: portdrv: remove redundant pcie type calculation PCI: portdrv: cleanup pcie_device registration PCI: portdrv: remove redundant pcie_port_device_probe PCI: Always set prefetchable base/limit upper32 registers PCI: read-modify-write the pcie device control register when initiating pcie flr PCI: show dma_mask bits in /sys ... Fixed up conflicts in: arch/x86/kernel/amd_iommu_init.c drivers/pci/dmar.c drivers/pci/hotplug/acpiphp_glue.c
Diffstat (limited to 'lib')
-rw-r--r--lib/vsprintf.c87
1 files changed, 70 insertions, 17 deletions
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 33bed5e67a21..6438cd5599ee 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -595,37 +595,89 @@ static char *symbol_string(char *buf, char *end, void *ptr,
595} 595}
596 596
597static char *resource_string(char *buf, char *end, struct resource *res, 597static char *resource_string(char *buf, char *end, struct resource *res,
598 struct printf_spec spec) 598 struct printf_spec spec, const char *fmt)
599{ 599{
600#ifndef IO_RSRC_PRINTK_SIZE 600#ifndef IO_RSRC_PRINTK_SIZE
601#define IO_RSRC_PRINTK_SIZE 4 601#define IO_RSRC_PRINTK_SIZE 6
602#endif 602#endif
603 603
604#ifndef MEM_RSRC_PRINTK_SIZE 604#ifndef MEM_RSRC_PRINTK_SIZE
605#define MEM_RSRC_PRINTK_SIZE 8 605#define MEM_RSRC_PRINTK_SIZE 10
606#endif 606#endif
607 struct printf_spec num_spec = { 607 struct printf_spec hex_spec = {
608 .base = 16, 608 .base = 16,
609 .precision = -1, 609 .precision = -1,
610 .flags = SPECIAL | SMALL | ZEROPAD, 610 .flags = SPECIAL | SMALL | ZEROPAD,
611 }; 611 };
612 /* room for the actual numbers, the two "0x", -, [, ] and the final zero */ 612 struct printf_spec dec_spec = {
613 char sym[4*sizeof(resource_size_t) + 8]; 613 .base = 10,
614 .precision = -1,
615 .flags = 0,
616 };
617 struct printf_spec str_spec = {
618 .field_width = -1,
619 .precision = 10,
620 .flags = LEFT,
621 };
622 struct printf_spec flag_spec = {
623 .base = 16,
624 .precision = -1,
625 .flags = SPECIAL | SMALL,
626 };
627
628 /* 32-bit res (sizeof==4): 10 chars in dec, 10 in hex ("0x" + 8)
629 * 64-bit res (sizeof==8): 20 chars in dec, 18 in hex ("0x" + 16) */
630#define RSRC_BUF_SIZE ((2 * sizeof(resource_size_t)) + 4)
631#define FLAG_BUF_SIZE (2 * sizeof(res->flags))
632#define DECODED_BUF_SIZE sizeof("[mem - 64bit pref disabled]")
633#define RAW_BUF_SIZE sizeof("[mem - flags 0x]")
634 char sym[max(2*RSRC_BUF_SIZE + DECODED_BUF_SIZE,
635 2*RSRC_BUF_SIZE + FLAG_BUF_SIZE + RAW_BUF_SIZE)];
636
614 char *p = sym, *pend = sym + sizeof(sym); 637 char *p = sym, *pend = sym + sizeof(sym);
615 int size = -1; 638 int size = -1, addr = 0;
639 int decode = (fmt[0] == 'R') ? 1 : 0;
616 640
617 if (res->flags & IORESOURCE_IO) 641 if (res->flags & IORESOURCE_IO) {
618 size = IO_RSRC_PRINTK_SIZE; 642 size = IO_RSRC_PRINTK_SIZE;
619 else if (res->flags & IORESOURCE_MEM) 643 addr = 1;
644 } else if (res->flags & IORESOURCE_MEM) {
620 size = MEM_RSRC_PRINTK_SIZE; 645 size = MEM_RSRC_PRINTK_SIZE;
646 addr = 1;
647 }
621 648
622 *p++ = '['; 649 *p++ = '[';
623 num_spec.field_width = size; 650 if (res->flags & IORESOURCE_IO)
624 p = number(p, pend, res->start, num_spec); 651 p = string(p, pend, "io ", str_spec);
625 *p++ = '-'; 652 else if (res->flags & IORESOURCE_MEM)
626 p = number(p, pend, res->end, num_spec); 653 p = string(p, pend, "mem ", str_spec);
654 else if (res->flags & IORESOURCE_IRQ)
655 p = string(p, pend, "irq ", str_spec);
656 else if (res->flags & IORESOURCE_DMA)
657 p = string(p, pend, "dma ", str_spec);
658 else {
659 p = string(p, pend, "??? ", str_spec);
660 decode = 0;
661 }
662 hex_spec.field_width = size;
663 p = number(p, pend, res->start, addr ? hex_spec : dec_spec);
664 if (res->start != res->end) {
665 *p++ = '-';
666 p = number(p, pend, res->end, addr ? hex_spec : dec_spec);
667 }
668 if (decode) {
669 if (res->flags & IORESOURCE_MEM_64)
670 p = string(p, pend, " 64bit", str_spec);
671 if (res->flags & IORESOURCE_PREFETCH)
672 p = string(p, pend, " pref", str_spec);
673 if (res->flags & IORESOURCE_DISABLED)
674 p = string(p, pend, " disabled", str_spec);
675 } else {
676 p = string(p, pend, " flags ", str_spec);
677 p = number(p, pend, res->flags, flag_spec);
678 }
627 *p++ = ']'; 679 *p++ = ']';
628 *p = 0; 680 *p = '\0';
629 681
630 return string(buf, end, sym, spec); 682 return string(buf, end, sym, spec);
631} 683}
@@ -801,8 +853,8 @@ static char *ip4_addr_string(char *buf, char *end, const u8 *addr,
801 * - 'f' For simple symbolic function names without offset 853 * - 'f' For simple symbolic function names without offset
802 * - 'S' For symbolic direct pointers with offset 854 * - 'S' For symbolic direct pointers with offset
803 * - 's' For symbolic direct pointers without offset 855 * - 's' For symbolic direct pointers without offset
804 * - 'R' For a struct resource pointer, it prints the range of 856 * - 'R' For decoded struct resource, e.g., [mem 0x0-0x1f 64bit pref]
805 * addresses (not the name nor the flags) 857 * - 'r' For raw struct resource, e.g., [mem 0x0-0x1f flags 0x201]
806 * - 'M' For a 6-byte MAC address, it prints the address in the 858 * - 'M' For a 6-byte MAC address, it prints the address in the
807 * usual colon-separated hex notation 859 * usual colon-separated hex notation
808 * - 'm' For a 6-byte MAC address, it prints the hex address without colons 860 * - 'm' For a 6-byte MAC address, it prints the hex address without colons
@@ -833,7 +885,8 @@ static char *pointer(const char *fmt, char *buf, char *end, void *ptr,
833 case 'S': 885 case 'S':
834 return symbol_string(buf, end, ptr, spec, *fmt); 886 return symbol_string(buf, end, ptr, spec, *fmt);
835 case 'R': 887 case 'R':
836 return resource_string(buf, end, ptr, spec); 888 case 'r':
889 return resource_string(buf, end, ptr, spec, fmt);
837 case 'M': /* Colon separated: 00:01:02:03:04:05 */ 890 case 'M': /* Colon separated: 00:01:02:03:04:05 */
838 case 'm': /* Contiguous: 000102030405 */ 891 case 'm': /* Contiguous: 000102030405 */
839 return mac_address_string(buf, end, ptr, spec, fmt); 892 return mac_address_string(buf, end, ptr, spec, fmt);