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-rw-r--r--meta-fsl-ppc/recipes-extended/skmm-ep/skmm-ep/add-two-missing-header-files.patch660
-rw-r--r--meta-fsl-ppc/recipes-extended/skmm-ep/skmm-ep_git.bb4
2 files changed, 663 insertions, 1 deletions
diff --git a/meta-fsl-ppc/recipes-extended/skmm-ep/skmm-ep/add-two-missing-header-files.patch b/meta-fsl-ppc/recipes-extended/skmm-ep/skmm-ep/add-two-missing-header-files.patch
new file mode 100644
index 000000000..2a7bb9f29
--- /dev/null
+++ b/meta-fsl-ppc/recipes-extended/skmm-ep/skmm-ep/add-two-missing-header-files.patch
@@ -0,0 +1,660 @@
1add two missing header files
2
3Upstream-status: Pending
4
5---
6 include/linux/fsl_pci_ep_vfio.h | 79 ++++++
7 include/linux/vfio.h | 555 ++++++++++++++++++++++++++++++++++++++++
8 2 files changed, 634 insertions(+)
9 create mode 100644 include/linux/fsl_pci_ep_vfio.h
10 create mode 100644 include/linux/vfio.h
11
12diff --git a/include/linux/fsl_pci_ep_vfio.h b/include/linux/fsl_pci_ep_vfio.h
13new file mode 100644
14index 0000000..8960157
15--- /dev/null
16+++ b/include/linux/fsl_pci_ep_vfio.h
17@@ -0,0 +1,79 @@
18+/*
19+ * Copyright 2013 Freescale Semiconductor, Inc.
20+ *
21+ * Author: Minghuan Lian <Minghuan.Lian@freescale.com>
22+ *
23+ * This program is free software; you can redistribute it and/or modify
24+ * it under the terms of the GNU General Public License, version 2, as
25+ * published by the Free Software Foundation.
26+ *
27+ * This program is distributed in the hope that it will be useful,
28+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
29+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
30+ * GNU General Public License for more details.
31+ *
32+ * You should have received a copy of the GNU General Public License
33+ * along with this program; if not, write to the Free Software
34+ * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
35+ *
36+ */
37+
38+#ifndef _FSL_PCI_EP_VFIO_H
39+#define _FSL_PCI_EP_VFIO_H
40+
41+#include <linux/vfio.h>
42+
43+enum {
44+ PCI_EP_TYPE_PF,
45+ PCI_EP_TYPE_VF,
46+};
47+
48+enum PCI_EP_REGION_TYPE {
49+ PCI_EP_REGION_IBWIN,
50+ PCI_EP_REGION_OBWIN,
51+ PCI_EP_REGION_VF_IBWIN,
52+ PCI_EP_REGION_VF_OBWIN,
53+ PCI_EP_REGION_REGS,
54+ PCI_EP_REGION_CONFIG,
55+ PCI_EP_REGION_MEM,
56+ PCI_EP_REGION_MSIX_OBWIN
57+};
58+
59+enum PCI_EP_REGION_INDEX {
60+ PCI_EP_WIN0_INDEX,
61+ PCI_EP_WIN1_INDEX,
62+ PCI_EP_WIN2_INDEX,
63+ PCI_EP_WIN3_INDEX,
64+ PCI_EP_WIN4_INDEX,
65+ PCI_EP_WIN5_INDEX,
66+};
67+
68+#define PCI_EP_MSI_WIN_INDEX PCI_EP_WIN1_INDEX
69+#define PCI_EP_CCSR_WIN_INDEX PCI_EP_WIN0_INDEX
70+#define PCI_EP_DEFAULT_OW_INDEX PCI_EP_WIN0_INDEX
71+
72+struct pci_ep_win {
73+ uint64_t pci_addr;
74+ uint64_t cpu_addr;
75+ uint64_t size;
76+ uint64_t offset;
77+ uint32_t attr;
78+ uint32_t type;
79+ uint32_t idx;
80+};
81+
82+#define VFIO_DEVICE_SET_WIN_INFO _IO(VFIO_TYPE, VFIO_BASE + 20)
83+#define VFIO_DEVICE_GET_WIN_INFO _IO(VFIO_TYPE, VFIO_BASE + 21)
84+
85+struct pci_ep_info {
86+ uint32_t type;
87+ uint32_t pf_idx;
88+ uint32_t vf_idx;
89+ uint32_t iw_num;
90+ uint32_t ow_num;
91+ uint32_t vf_iw_num;
92+ uint32_t vf_ow_num;
93+ bool msix_enable;
94+};
95+
96+#endif
97diff --git a/include/linux/vfio.h b/include/linux/vfio.h
98new file mode 100644
99index 0000000..44578d2
100--- /dev/null
101+++ b/include/linux/vfio.h
102@@ -0,0 +1,555 @@
103+/*
104+ * VFIO API definition
105+ *
106+ * Copyright (C) 2012 Red Hat, Inc. All rights reserved.
107+ * Author: Alex Williamson <alex.williamson@redhat.com>
108+ *
109+ * This program is free software; you can redistribute it and/or modify
110+ * it under the terms of the GNU General Public License version 2 as
111+ * published by the Free Software Foundation.
112+ */
113+#ifndef _UAPIVFIO_H
114+#define _UAPIVFIO_H
115+
116+#include <linux/types.h>
117+#include <linux/ioctl.h>
118+
119+#define VFIO_API_VERSION 0
120+
121+
122+/* Kernel & User level defines for VFIO IOCTLs. */
123+
124+/* Extensions */
125+
126+#define VFIO_TYPE1_IOMMU 1
127+#define VFIO_SPAPR_TCE_IOMMU 2
128+#define VFIO_FSL_PAMU_IOMMU 1000
129+#define VFIO_IOMMU_DUMMY 1001
130+
131+/*
132+ * The IOCTL interface is designed for extensibility by embedding the
133+ * structure length (argsz) and flags into structures passed between
134+ * kernel and userspace. We therefore use the _IO() macro for these
135+ * defines to avoid implicitly embedding a size into the ioctl request.
136+ * As structure fields are added, argsz will increase to match and flag
137+ * bits will be defined to indicate additional fields with valid data.
138+ * It's *always* the caller's responsibility to indicate the size of
139+ * the structure passed by setting argsz appropriately.
140+ */
141+
142+#define VFIO_TYPE (';')
143+#define VFIO_BASE 100
144+
145+/* -------- IOCTLs for VFIO file descriptor (/dev/vfio/vfio) -------- */
146+
147+/**
148+ * VFIO_GET_API_VERSION - _IO(VFIO_TYPE, VFIO_BASE + 0)
149+ *
150+ * Report the version of the VFIO API. This allows us to bump the entire
151+ * API version should we later need to add or change features in incompatible
152+ * ways.
153+ * Return: VFIO_API_VERSION
154+ * Availability: Always
155+ */
156+#define VFIO_GET_API_VERSION _IO(VFIO_TYPE, VFIO_BASE + 0)
157+
158+/**
159+ * VFIO_CHECK_EXTENSION - _IOW(VFIO_TYPE, VFIO_BASE + 1, __u32)
160+ *
161+ * Check whether an extension is supported.
162+ * Return: 0 if not supported, 1 (or some other positive integer) if supported.
163+ * Availability: Always
164+ */
165+#define VFIO_CHECK_EXTENSION _IO(VFIO_TYPE, VFIO_BASE + 1)
166+
167+/**
168+ * VFIO_SET_IOMMU - _IOW(VFIO_TYPE, VFIO_BASE + 2, __s32)
169+ *
170+ * Set the iommu to the given type. The type must be supported by an
171+ * iommu driver as verified by calling CHECK_EXTENSION using the same
172+ * type. A group must be set to this file descriptor before this
173+ * ioctl is available. The IOMMU interfaces enabled by this call are
174+ * specific to the value set.
175+ * Return: 0 on success, -errno on failure
176+ * Availability: When VFIO group attached
177+ */
178+#define VFIO_SET_IOMMU _IO(VFIO_TYPE, VFIO_BASE + 2)
179+
180+/* -------- IOCTLs for GROUP file descriptors (/dev/vfio/$GROUP) -------- */
181+
182+/**
183+ * VFIO_GROUP_GET_STATUS - _IOR(VFIO_TYPE, VFIO_BASE + 3,
184+ * struct vfio_group_status)
185+ *
186+ * Retrieve information about the group. Fills in provided
187+ * struct vfio_group_info. Caller sets argsz.
188+ * Return: 0 on succes, -errno on failure.
189+ * Availability: Always
190+ */
191+struct vfio_group_status {
192+ __u32 argsz;
193+ __u32 flags;
194+#define VFIO_GROUP_FLAGS_VIABLE (1 << 0)
195+#define VFIO_GROUP_FLAGS_CONTAINER_SET (1 << 1)
196+};
197+#define VFIO_GROUP_GET_STATUS _IO(VFIO_TYPE, VFIO_BASE + 3)
198+
199+/**
200+ * VFIO_GROUP_SET_CONTAINER - _IOW(VFIO_TYPE, VFIO_BASE + 4, __s32)
201+ *
202+ * Set the container for the VFIO group to the open VFIO file
203+ * descriptor provided. Groups may only belong to a single
204+ * container. Containers may, at their discretion, support multiple
205+ * groups. Only when a container is set are all of the interfaces
206+ * of the VFIO file descriptor and the VFIO group file descriptor
207+ * available to the user.
208+ * Return: 0 on success, -errno on failure.
209+ * Availability: Always
210+ */
211+#define VFIO_GROUP_SET_CONTAINER _IO(VFIO_TYPE, VFIO_BASE + 4)
212+
213+/**
214+ * VFIO_GROUP_UNSET_CONTAINER - _IO(VFIO_TYPE, VFIO_BASE + 5)
215+ *
216+ * Remove the group from the attached container. This is the
217+ * opposite of the SET_CONTAINER call and returns the group to
218+ * an initial state. All device file descriptors must be released
219+ * prior to calling this interface. When removing the last group
220+ * from a container, the IOMMU will be disabled and all state lost,
221+ * effectively also returning the VFIO file descriptor to an initial
222+ * state.
223+ * Return: 0 on success, -errno on failure.
224+ * Availability: When attached to container
225+ */
226+#define VFIO_GROUP_UNSET_CONTAINER _IO(VFIO_TYPE, VFIO_BASE + 5)
227+
228+/**
229+ * VFIO_GROUP_GET_DEVICE_FD - _IOW(VFIO_TYPE, VFIO_BASE + 6, char)
230+ *
231+ * Return a new file descriptor for the device object described by
232+ * the provided string. The string should match a device listed in
233+ * the devices subdirectory of the IOMMU group sysfs entry. The
234+ * group containing the device must already be added to this context.
235+ * Return: new file descriptor on success, -errno on failure.
236+ * Availability: When attached to container
237+ */
238+#define VFIO_GROUP_GET_DEVICE_FD _IO(VFIO_TYPE, VFIO_BASE + 6)
239+
240+/* --------------- IOCTLs for DEVICE file descriptors --------------- */
241+
242+/**
243+ * VFIO_DEVICE_GET_INFO - _IOR(VFIO_TYPE, VFIO_BASE + 7,
244+ * struct vfio_device_info)
245+ *
246+ * Retrieve information about the device. Fills in provided
247+ * struct vfio_device_info. Caller sets argsz.
248+ * Return: 0 on success, -errno on failure.
249+ */
250+struct vfio_device_info {
251+ __u32 argsz;
252+ __u32 flags;
253+#define VFIO_DEVICE_FLAGS_RESET (1 << 0) /* Device supports reset */
254+#define VFIO_DEVICE_FLAGS_PCI (1 << 1) /* vfio-pci device */
255+ __u32 num_regions; /* Max region index + 1 */
256+ __u32 num_irqs; /* Max IRQ index + 1 */
257+};
258+#define VFIO_DEVICE_GET_INFO _IO(VFIO_TYPE, VFIO_BASE + 7)
259+
260+/**
261+ * VFIO_DEVICE_GET_REGION_INFO - _IOWR(VFIO_TYPE, VFIO_BASE + 8,
262+ * struct vfio_region_info)
263+ *
264+ * Retrieve information about a device region. Caller provides
265+ * struct vfio_region_info with index value set. Caller sets argsz.
266+ * Implementation of region mapping is bus driver specific. This is
267+ * intended to describe MMIO, I/O port, as well as bus specific
268+ * regions (ex. PCI config space). Zero sized regions may be used
269+ * to describe unimplemented regions (ex. unimplemented PCI BARs).
270+ * Return: 0 on success, -errno on failure.
271+ */
272+struct vfio_region_info {
273+ __u32 argsz;
274+ __u32 flags;
275+#define VFIO_REGION_INFO_FLAG_READ (1 << 0) /* Region supports read */
276+#define VFIO_REGION_INFO_FLAG_WRITE (1 << 1) /* Region supports write */
277+#define VFIO_REGION_INFO_FLAG_MMAP (1 << 2) /* Region supports mmap */
278+ __u32 index; /* Region index */
279+ __u32 resv; /* Reserved for alignment */
280+ __u64 size; /* Region size (bytes) */
281+ __u64 offset; /* Region offset from start of device fd */
282+};
283+#define VFIO_DEVICE_GET_REGION_INFO _IO(VFIO_TYPE, VFIO_BASE + 8)
284+
285+/**
286+ * VFIO_DEVICE_GET_IRQ_INFO - _IOWR(VFIO_TYPE, VFIO_BASE + 9,
287+ * struct vfio_irq_info)
288+ *
289+ * Retrieve information about a device IRQ. Caller provides
290+ * struct vfio_irq_info with index value set. Caller sets argsz.
291+ * Implementation of IRQ mapping is bus driver specific. Indexes
292+ * using multiple IRQs are primarily intended to support MSI-like
293+ * interrupt blocks. Zero count irq blocks may be used to describe
294+ * unimplemented interrupt types.
295+ *
296+ * The EVENTFD flag indicates the interrupt index supports eventfd based
297+ * signaling.
298+ *
299+ * The MASKABLE flags indicates the index supports MASK and UNMASK
300+ * actions described below.
301+ *
302+ * AUTOMASKED indicates that after signaling, the interrupt line is
303+ * automatically masked by VFIO and the user needs to unmask the line
304+ * to receive new interrupts. This is primarily intended to distinguish
305+ * level triggered interrupts.
306+ *
307+ * The NORESIZE flag indicates that the interrupt lines within the index
308+ * are setup as a set and new subindexes cannot be enabled without first
309+ * disabling the entire index. This is used for interrupts like PCI MSI
310+ * and MSI-X where the driver may only use a subset of the available
311+ * indexes, but VFIO needs to enable a specific number of vectors
312+ * upfront. In the case of MSI-X, where the user can enable MSI-X and
313+ * then add and unmask vectors, it's up to userspace to make the decision
314+ * whether to allocate the maximum supported number of vectors or tear
315+ * down setup and incrementally increase the vectors as each is enabled.
316+ */
317+struct vfio_irq_info {
318+ __u32 argsz;
319+ __u32 flags;
320+#define VFIO_IRQ_INFO_EVENTFD (1 << 0)
321+#define VFIO_IRQ_INFO_MASKABLE (1 << 1)
322+#define VFIO_IRQ_INFO_AUTOMASKED (1 << 2)
323+#define VFIO_IRQ_INFO_NORESIZE (1 << 3)
324+ __u32 index; /* IRQ index */
325+ __u32 count; /* Number of IRQs within this index */
326+};
327+#define VFIO_DEVICE_GET_IRQ_INFO _IO(VFIO_TYPE, VFIO_BASE + 9)
328+
329+/**
330+ * VFIO_DEVICE_SET_IRQS - _IOW(VFIO_TYPE, VFIO_BASE + 10, struct vfio_irq_set)
331+ *
332+ * Set signaling, masking, and unmasking of interrupts. Caller provides
333+ * struct vfio_irq_set with all fields set. 'start' and 'count' indicate
334+ * the range of subindexes being specified.
335+ *
336+ * The DATA flags specify the type of data provided. If DATA_NONE, the
337+ * operation performs the specified action immediately on the specified
338+ * interrupt(s). For example, to unmask AUTOMASKED interrupt [0,0]:
339+ * flags = (DATA_NONE|ACTION_UNMASK), index = 0, start = 0, count = 1.
340+ *
341+ * DATA_BOOL allows sparse support for the same on arrays of interrupts.
342+ * For example, to mask interrupts [0,1] and [0,3] (but not [0,2]):
343+ * flags = (DATA_BOOL|ACTION_MASK), index = 0, start = 1, count = 3,
344+ * data = {1,0,1}
345+ *
346+ * DATA_EVENTFD binds the specified ACTION to the provided __s32 eventfd.
347+ * A value of -1 can be used to either de-assign interrupts if already
348+ * assigned or skip un-assigned interrupts. For example, to set an eventfd
349+ * to be trigger for interrupts [0,0] and [0,2]:
350+ * flags = (DATA_EVENTFD|ACTION_TRIGGER), index = 0, start = 0, count = 3,
351+ * data = {fd1, -1, fd2}
352+ * If index [0,1] is previously set, two count = 1 ioctls calls would be
353+ * required to set [0,0] and [0,2] without changing [0,1].
354+ *
355+ * Once a signaling mechanism is set, DATA_BOOL or DATA_NONE can be used
356+ * with ACTION_TRIGGER to perform kernel level interrupt loopback testing
357+ * from userspace (ie. simulate hardware triggering).
358+ *
359+ * Setting of an event triggering mechanism to userspace for ACTION_TRIGGER
360+ * enables the interrupt index for the device. Individual subindex interrupts
361+ * can be disabled using the -1 value for DATA_EVENTFD or the index can be
362+ * disabled as a whole with: flags = (DATA_NONE|ACTION_TRIGGER), count = 0.
363+ *
364+ * Note that ACTION_[UN]MASK specify user->kernel signaling (irqfds) while
365+ * ACTION_TRIGGER specifies kernel->user signaling.
366+ */
367+struct vfio_irq_set {
368+ __u32 argsz;
369+ __u32 flags;
370+#define VFIO_IRQ_SET_DATA_NONE (1 << 0) /* Data not present */
371+#define VFIO_IRQ_SET_DATA_BOOL (1 << 1) /* Data is bool (u8) */
372+#define VFIO_IRQ_SET_DATA_EVENTFD (1 << 2) /* Data is eventfd (s32) */
373+#define VFIO_IRQ_SET_ACTION_MASK (1 << 3) /* Mask interrupt */
374+#define VFIO_IRQ_SET_ACTION_UNMASK (1 << 4) /* Unmask interrupt */
375+#define VFIO_IRQ_SET_ACTION_TRIGGER (1 << 5) /* Trigger interrupt */
376+ __u32 index;
377+ __u32 start;
378+ __u32 count;
379+ __u8 data[];
380+};
381+#define VFIO_DEVICE_SET_IRQS _IO(VFIO_TYPE, VFIO_BASE + 10)
382+
383+#define VFIO_IRQ_SET_DATA_TYPE_MASK (VFIO_IRQ_SET_DATA_NONE | \
384+ VFIO_IRQ_SET_DATA_BOOL | \
385+ VFIO_IRQ_SET_DATA_EVENTFD)
386+#define VFIO_IRQ_SET_ACTION_TYPE_MASK (VFIO_IRQ_SET_ACTION_MASK | \
387+ VFIO_IRQ_SET_ACTION_UNMASK | \
388+ VFIO_IRQ_SET_ACTION_TRIGGER)
389+/**
390+ * VFIO_DEVICE_RESET - _IO(VFIO_TYPE, VFIO_BASE + 11)
391+ *
392+ * Reset a device.
393+ */
394+#define VFIO_DEVICE_RESET _IO(VFIO_TYPE, VFIO_BASE + 11)
395+
396+/*
397+ * The VFIO-PCI bus driver makes use of the following fixed region and
398+ * IRQ index mapping. Unimplemented regions return a size of zero.
399+ * Unimplemented IRQ types return a count of zero.
400+ */
401+
402+enum {
403+ VFIO_PCI_BAR0_REGION_INDEX,
404+ VFIO_PCI_BAR1_REGION_INDEX,
405+ VFIO_PCI_BAR2_REGION_INDEX,
406+ VFIO_PCI_BAR3_REGION_INDEX,
407+ VFIO_PCI_BAR4_REGION_INDEX,
408+ VFIO_PCI_BAR5_REGION_INDEX,
409+ VFIO_PCI_ROM_REGION_INDEX,
410+ VFIO_PCI_CONFIG_REGION_INDEX,
411+ /*
412+ * Expose VGA regions defined for PCI base class 03, subclass 00.
413+ * This includes I/O port ranges 0x3b0 to 0x3bb and 0x3c0 to 0x3df
414+ * as well as the MMIO range 0xa0000 to 0xbffff. Each implemented
415+ * range is found at it's identity mapped offset from the region
416+ * offset, for example 0x3b0 is region_info.offset + 0x3b0. Areas
417+ * between described ranges are unimplemented.
418+ */
419+ VFIO_PCI_VGA_REGION_INDEX,
420+ VFIO_PCI_NUM_REGIONS
421+};
422+
423+enum {
424+ VFIO_PCI_INTX_IRQ_INDEX,
425+ VFIO_PCI_MSI_IRQ_INDEX,
426+ VFIO_PCI_MSIX_IRQ_INDEX,
427+ VFIO_PCI_ERR_IRQ_INDEX,
428+ VFIO_PCI_NUM_IRQS
429+};
430+
431+/**
432+ * VFIO_DEVICE_GET_PCI_HOT_RESET_INFO - _IORW(VFIO_TYPE, VFIO_BASE + 12,
433+ * struct vfio_pci_hot_reset_info)
434+ *
435+ * Return: 0 on success, -errno on failure:
436+ * -enospc = insufficient buffer, -enodev = unsupported for device.
437+ */
438+struct vfio_pci_dependent_device {
439+ __u32 group_id;
440+ __u16 segment;
441+ __u8 bus;
442+ __u8 devfn; /* Use PCI_SLOT/PCI_FUNC */
443+};
444+
445+struct vfio_pci_hot_reset_info {
446+ __u32 argsz;
447+ __u32 flags;
448+ __u32 count;
449+ struct vfio_pci_dependent_device devices[];
450+};
451+
452+#define VFIO_DEVICE_GET_PCI_HOT_RESET_INFO _IO(VFIO_TYPE, VFIO_BASE + 12)
453+
454+/**
455+ * VFIO_DEVICE_PCI_HOT_RESET - _IOW(VFIO_TYPE, VFIO_BASE + 13,
456+ * struct vfio_pci_hot_reset)
457+ *
458+ * Return: 0 on success, -errno on failure.
459+ */
460+struct vfio_pci_hot_reset {
461+ __u32 argsz;
462+ __u32 flags;
463+ __u32 count;
464+ __s32 group_fds[];
465+};
466+
467+#define VFIO_DEVICE_PCI_HOT_RESET _IO(VFIO_TYPE, VFIO_BASE + 13)
468+
469+/* -------- API for Type1 VFIO IOMMU -------- */
470+
471+/**
472+ * VFIO_IOMMU_GET_INFO - _IOR(VFIO_TYPE, VFIO_BASE + 12, struct vfio_iommu_info)
473+ *
474+ * Retrieve information about the IOMMU object. Fills in provided
475+ * struct vfio_iommu_info. Caller sets argsz.
476+ *
477+ * XXX Should we do these by CHECK_EXTENSION too?
478+ */
479+struct vfio_iommu_type1_info {
480+ __u32 argsz;
481+ __u32 flags;
482+#define VFIO_IOMMU_INFO_PGSIZES (1 << 0) /* supported page sizes info */
483+ __u64 iova_pgsizes; /* Bitmap of supported page sizes */
484+};
485+
486+#define VFIO_IOMMU_GET_INFO _IO(VFIO_TYPE, VFIO_BASE + 12)
487+
488+/**
489+ * VFIO_IOMMU_MAP_DMA - _IOW(VFIO_TYPE, VFIO_BASE + 13, struct vfio_dma_map)
490+ *
491+ * Map process virtual addresses to IO virtual addresses using the
492+ * provided struct vfio_dma_map. Caller sets argsz. READ &/ WRITE required.
493+ */
494+struct vfio_iommu_type1_dma_map {
495+ __u32 argsz;
496+ __u32 flags;
497+#define VFIO_DMA_MAP_FLAG_READ (1 << 0) /* readable from device */
498+#define VFIO_DMA_MAP_FLAG_WRITE (1 << 1) /* writable from device */
499+ __u64 vaddr; /* Process virtual address */
500+ __u64 iova; /* IO virtual address */
501+ __u64 size; /* Size of mapping (bytes) */
502+};
503+
504+#define VFIO_IOMMU_MAP_DMA _IO(VFIO_TYPE, VFIO_BASE + 13)
505+
506+/**
507+ * VFIO_IOMMU_UNMAP_DMA - _IOWR(VFIO_TYPE, VFIO_BASE + 14,
508+ * struct vfio_dma_unmap)
509+ *
510+ * Unmap IO virtual addresses using the provided struct vfio_dma_unmap.
511+ * Caller sets argsz. The actual unmapped size is returned in the size
512+ * field. No guarantee is made to the user that arbitrary unmaps of iova
513+ * or size different from those used in the original mapping call will
514+ * succeed.
515+ */
516+struct vfio_iommu_type1_dma_unmap {
517+ __u32 argsz;
518+ __u32 flags;
519+ __u64 iova; /* IO virtual address */
520+ __u64 size; /* Size of mapping (bytes) */
521+};
522+
523+#define VFIO_IOMMU_UNMAP_DMA _IO(VFIO_TYPE, VFIO_BASE + 14)
524+
525+/*********** APIs for VFIO_PAMU type only ****************/
526+/*
527+ * VFIO_IOMMU_PAMU_GET_ATTR - _IO(VFIO_TYPE, VFIO_BASE + 15,
528+ * struct vfio_pamu_attr)
529+ *
530+ * Gets the iommu attributes for the current vfio container.
531+ * Caller sets argsz and attribute. The ioctl fills in
532+ * the provided struct vfio_pamu_attr based on the attribute
533+ * value that was set.
534+ * Return: 0 on success, -errno on failure
535+ */
536+struct vfio_pamu_attr {
537+ __u32 argsz;
538+ __u32 flags; /* no flags currently */
539+#define VFIO_ATTR_GEOMETRY 0
540+#define VFIO_ATTR_WINDOWS 1
541+#define VFIO_ATTR_PAMU_STASH 2
542+ __u32 attribute;
543+
544+ union {
545+ /* VFIO_ATTR_GEOMETRY */
546+ struct {
547+ /* first addr that can be mapped */
548+ __u64 aperture_start;
549+ /* last addr that can be mapped */
550+ __u64 aperture_end;
551+ } attr;
552+
553+ /* VFIO_ATTR_WINDOWS */
554+ __u32 windows; /* number of windows in the aperture
555+ * initially this will be the max number
556+ * of windows that can be set
557+ */
558+ /* VFIO_ATTR_PAMU_STASH */
559+ struct {
560+ __u32 cpu; /* CPU number for stashing */
561+ __u32 cache; /* cache ID for stashing */
562+ } stash;
563+ } attr_info;
564+};
565+#define VFIO_IOMMU_PAMU_GET_ATTR _IO(VFIO_TYPE, VFIO_BASE + 15)
566+
567+/*
568+ * VFIO_IOMMU_PAMU_SET_ATTR - _IO(VFIO_TYPE, VFIO_BASE + 16,
569+ * struct vfio_pamu_attr)
570+ *
571+ * Sets the iommu attributes for the current vfio container.
572+ * Caller sets struct vfio_pamu attr, including argsz and attribute and
573+ * setting any fields that are valid for the attribute.
574+ * Return: 0 on success, -errno on failure
575+ */
576+#define VFIO_IOMMU_PAMU_SET_ATTR _IO(VFIO_TYPE, VFIO_BASE + 16)
577+
578+/*
579+ * VFIO_IOMMU_PAMU_GET_MSI_BANK_COUNT - _IO(VFIO_TYPE, VFIO_BASE + 17, __u32)
580+ *
581+ * Returns the number of MSI banks for this platform. This tells user space
582+ * how many aperture windows should be reserved for MSI banks when setting
583+ * the PAMU geometry and window count.
584+ * Return: __u32 bank count on success, -errno on failure
585+ */
586+#define VFIO_IOMMU_PAMU_GET_MSI_BANK_COUNT _IO(VFIO_TYPE, VFIO_BASE + 17)
587+
588+/*
589+ * VFIO_IOMMU_PAMU_MAP_MSI_BANK - _IO(VFIO_TYPE, VFIO_BASE + 18,
590+ * struct vfio_pamu_msi_bank_map)
591+ *
592+ * Maps the MSI bank at the specified index and iova. User space must
593+ * call this ioctl once for each MSI bank (count of banks is returned by
594+ * VFIO_IOMMU_PAMU_GET_MSI_BANK_COUNT).
595+ * Caller provides struct vfio_pamu_msi_bank_map with all fields set.
596+ * Return: 0 on success, -errno on failure
597+ */
598+
599+struct vfio_pamu_msi_bank_map {
600+ __u32 argsz;
601+ __u32 flags; /* no flags currently */
602+ __u32 msi_bank_index; /* the index of the MSI bank */
603+ __u64 iova; /* the iova the bank is to be mapped to */
604+};
605+#define VFIO_IOMMU_PAMU_MAP_MSI_BANK _IO(VFIO_TYPE, VFIO_BASE + 18)
606+
607+/*
608+ * VFIO_IOMMU_PAMU_UNMAP_MSI_BANK - _IO(VFIO_TYPE, VFIO_BASE + 19,
609+ * struct vfio_pamu_msi_bank_unmap)
610+ *
611+ * Unmaps the MSI bank at the specified iova.
612+ * Caller provides struct vfio_pamu_msi_bank_unmap with all fields set.
613+ * Operates on VFIO file descriptor (/dev/vfio/vfio).
614+ * Return: 0 on success, -errno on failure
615+ */
616+
617+struct vfio_pamu_msi_bank_unmap {
618+ __u32 argsz;
619+ __u32 flags; /* no flags currently */
620+ __u64 iova; /* the iova to be unmapped to */
621+};
622+#define VFIO_IOMMU_PAMU_UNMAP_MSI_BANK _IO(VFIO_TYPE, VFIO_BASE + 19)
623+
624+/*
625+ * IOCTLs to enable/disable IOMMU container usage.
626+ * No parameters are supported.
627+ */
628+#define VFIO_IOMMU_ENABLE _IO(VFIO_TYPE, VFIO_BASE + 15)
629+#define VFIO_IOMMU_DISABLE _IO(VFIO_TYPE, VFIO_BASE + 16)
630+
631+/* -------- Additional API for SPAPR TCE (Server POWERPC) IOMMU -------- */
632+
633+/*
634+ * The SPAPR TCE info struct provides the information about the PCI bus
635+ * address ranges available for DMA, these values are programmed into
636+ * the hardware so the guest has to know that information.
637+ *
638+ * The DMA 32 bit window start is an absolute PCI bus address.
639+ * The IOVA address passed via map/unmap ioctls are absolute PCI bus
640+ * addresses too so the window works as a filter rather than an offset
641+ * for IOVA addresses.
642+ *
643+ * A flag will need to be added if other page sizes are supported,
644+ * so as defined here, it is always 4k.
645+ */
646+struct vfio_iommu_spapr_tce_info {
647+ __u32 argsz;
648+ __u32 flags; /* reserved for future use */
649+ __u32 dma32_window_start; /* 32 bit window start (bytes) */
650+ __u32 dma32_window_size; /* 32 bit window size (bytes) */
651+};
652+
653+#define VFIO_IOMMU_SPAPR_TCE_GET_INFO _IO(VFIO_TYPE, VFIO_BASE + 12)
654+
655+/* ***************************************************************** */
656+
657+#endif /* _UAPIVFIO_H */
658--
6591.8.3.2
660
diff --git a/meta-fsl-ppc/recipes-extended/skmm-ep/skmm-ep_git.bb b/meta-fsl-ppc/recipes-extended/skmm-ep/skmm-ep_git.bb
index 65659b9ac..145b1d9ff 100644
--- a/meta-fsl-ppc/recipes-extended/skmm-ep/skmm-ep_git.bb
+++ b/meta-fsl-ppc/recipes-extended/skmm-ep/skmm-ep_git.bb
@@ -5,7 +5,9 @@ LIC_FILES_CHKSUM = "file://Makefile;endline=30;md5=39e58bedc879163c9338596e52df5
5 5
6DEPENDS = "libedit openssl" 6DEPENDS = "libedit openssl"
7 7
8SRC_URI = "git://git.freescale.com/ppc/sdk/skmm-ep.git;nobranch=1" 8SRC_URI = "git://git.freescale.com/ppc/sdk/skmm-ep.git;nobranch=1 \
9 file://add-two-missing-header-files.patch \
10"
9SRCREV = "448522aa1ba3f0c4a1481631dc1c3b168d410a61" 11SRCREV = "448522aa1ba3f0c4a1481631dc1c3b168d410a61"
10 12
11COMPATIBLE_MACHINE = "(p4080ds|t4240qds|c293pcie)" 13COMPATIBLE_MACHINE = "(p4080ds|t4240qds|c293pcie)"
generated by cgit v1.2.3-54-g00ecf (git 2.39.0) at 2025-11-24 19:52:34 +0000