mirror of https://gitee.com/openkylin/linux.git
resource: add window support
Add support for resource windows. This is for bridge resources, i.e., regions where a bridge forwards transactions from the primary to the secondary side. Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com> Signed-off-by: Len Brown <len.brown@intel.com>
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@ -51,6 +51,7 @@ struct resource_list {
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#define IORESOURCE_STARTALIGN 0x00080000 /* start field is alignment */
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#define IORESOURCE_MEM_64 0x00100000
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#define IORESOURCE_WINDOW 0x00200000 /* forwarded by bridge */
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#define IORESOURCE_EXCLUSIVE 0x08000000 /* Userland may not map this resource */
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#define IORESOURCE_DISABLED 0x10000000
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@ -635,7 +635,7 @@ static char *resource_string(char *buf, char *end, struct resource *res,
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* 64-bit res (sizeof==8): 20 chars in dec, 18 in hex ("0x" + 16) */
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#define RSRC_BUF_SIZE ((2 * sizeof(resource_size_t)) + 4)
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#define FLAG_BUF_SIZE (2 * sizeof(res->flags))
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#define DECODED_BUF_SIZE sizeof("[mem - 64bit pref disabled]")
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#define DECODED_BUF_SIZE sizeof("[mem - 64bit pref window disabled]")
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#define RAW_BUF_SIZE sizeof("[mem - flags 0x]")
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char sym[max(2*RSRC_BUF_SIZE + DECODED_BUF_SIZE,
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2*RSRC_BUF_SIZE + FLAG_BUF_SIZE + RAW_BUF_SIZE)];
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@ -675,6 +675,8 @@ static char *resource_string(char *buf, char *end, struct resource *res,
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p = string(p, pend, " 64bit", str_spec);
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if (res->flags & IORESOURCE_PREFETCH)
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p = string(p, pend, " pref", str_spec);
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if (res->flags & IORESOURCE_WINDOW)
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p = string(p, pend, " window", str_spec);
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if (res->flags & IORESOURCE_DISABLED)
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p = string(p, pend, " disabled", str_spec);
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} else {
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