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-rw-r--r--include/libvfio-user.h18
1 files changed, 6 insertions, 12 deletions
diff --git a/include/libvfio-user.h b/include/libvfio-user.h
index 95c5e7d..1aa5536 100644
--- a/include/libvfio-user.h
+++ b/include/libvfio-user.h
@@ -99,7 +99,12 @@ void *
vfu_mmap(vfu_ctx_t * vfu_ctx, off_t offset, size_t length);
/*
- * Returns a pointer to the standard part of the PCI configuration space.
+ * Returns a pointer to the PCI configuration space.
+ *
+ * PCI config space consists of an initial 64-byte vfu_pci_hdr_t, plus
+ * additional space, either containing capabilities, or device-specific
+ * configuration. Standard confspace is 256 bytes; extended config space is
+ * 4096 bytes.
*/
vfu_pci_config_space_t *
vfu_pci_get_config_space(vfu_ctx_t *vfu_ctx);
@@ -571,17 +576,6 @@ int
vfu_dma_write(vfu_ctx_t *vfu_ctx, dma_sg_t *sg, void *data);
/*
- * Advanced stuff.
- */
-
-/**
- * Returns the non-standard part of the PCI configuration space.
- * @vfu_ctx: the libvfio-user context
- */
-uint8_t *
-vfu_get_pci_non_std_config_space(vfu_ctx_t *vfu_ctx);
-
-/*
* Finalizes the device making it ready for vfu_attach_ctx(). This function is
* mandatory to be called before vfu_attach_ctx().
* @vfu_ctx: the libvfio-user context