diff options
Diffstat (limited to 'roms/u-boot/arch/mips/mach-octeon/include/mach/cvmx-global-resources.h')
| -rw-r--r-- | roms/u-boot/arch/mips/mach-octeon/include/mach/cvmx-global-resources.h | 213 |
1 files changed, 213 insertions, 0 deletions
diff --git a/roms/u-boot/arch/mips/mach-octeon/include/mach/cvmx-global-resources.h b/roms/u-boot/arch/mips/mach-octeon/include/mach/cvmx-global-resources.h new file mode 100644 index 000000000..28c32ddbe --- /dev/null +++ b/roms/u-boot/arch/mips/mach-octeon/include/mach/cvmx-global-resources.h @@ -0,0 +1,213 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2020 Marvell International Ltd. + */ + +#ifndef _CVMX_GLOBAL_RESOURCES_T_ +#define _CVMX_GLOBAL_RESOURCES_T_ + +#define CVMX_GLOBAL_RESOURCES_DATA_NAME "cvmx-global-resources" + +/*In macros below abbreviation GR stands for global resources. */ +#define CVMX_GR_TAG_INVALID \ + cvmx_get_gr_tag('i', 'n', 'v', 'a', 'l', 'i', 'd', '.', '.', '.', '.', '.', '.', '.', '.', \ + '.') +/*Tag for pko que table range. */ +#define CVMX_GR_TAG_PKO_QUEUES \ + cvmx_get_gr_tag('c', 'v', 'm', '_', 'p', 'k', 'o', '_', 'q', 'u', 'e', 'u', 's', '.', '.', \ + '.') +/*Tag for a pko internal ports range */ +#define CVMX_GR_TAG_PKO_IPORTS \ + cvmx_get_gr_tag('c', 'v', 'm', '_', 'p', 'k', 'o', '_', 'i', 'p', 'o', 'r', 't', '.', '.', \ + '.') +#define CVMX_GR_TAG_FPA \ + cvmx_get_gr_tag('c', 'v', 'm', '_', 'f', 'p', 'a', '.', '.', '.', '.', '.', '.', '.', '.', \ + '.') +#define CVMX_GR_TAG_FAU \ + cvmx_get_gr_tag('c', 'v', 'm', '_', 'f', 'a', 'u', '.', '.', '.', '.', '.', '.', '.', '.', \ + '.') +#define CVMX_GR_TAG_SSO_GRP(n) \ + cvmx_get_gr_tag('c', 'v', 'm', '_', 's', 's', 'o', '_', '0', (n) + '0', '.', '.', '.', \ + '.', '.', '.'); +#define CVMX_GR_TAG_TIM(n) \ + cvmx_get_gr_tag('c', 'v', 'm', '_', 't', 'i', 'm', '_', (n) + '0', '.', '.', '.', '.', \ + '.', '.', '.') +#define CVMX_GR_TAG_CLUSTERS(x) \ + cvmx_get_gr_tag('c', 'v', 'm', '_', 'c', 'l', 'u', 's', 't', 'e', 'r', '_', (x + '0'), \ + '.', '.', '.') +#define CVMX_GR_TAG_CLUSTER_GRP(x) \ + cvmx_get_gr_tag('c', 'v', 'm', '_', 'c', 'l', 'g', 'r', 'p', '_', (x + '0'), '.', '.', \ + '.', '.', '.') +#define CVMX_GR_TAG_STYLE(x) \ + cvmx_get_gr_tag('c', 'v', 'm', '_', 's', 't', 'y', 'l', 'e', '_', (x + '0'), '.', '.', \ + '.', '.', '.') +#define CVMX_GR_TAG_QPG_ENTRY(x) \ + cvmx_get_gr_tag('c', 'v', 'm', '_', 'q', 'p', 'g', 'e', 't', '_', (x + '0'), '.', '.', \ + '.', '.', '.') +#define CVMX_GR_TAG_BPID(x) \ + cvmx_get_gr_tag('c', 'v', 'm', '_', 'b', 'p', 'i', 'd', 's', '_', (x + '0'), '.', '.', \ + '.', '.', '.') +#define CVMX_GR_TAG_MTAG_IDX(x) \ + cvmx_get_gr_tag('c', 'v', 'm', '_', 'm', 't', 'a', 'g', 'x', '_', (x + '0'), '.', '.', \ + '.', '.', '.') +#define CVMX_GR_TAG_PCAM(x, y, z) \ + cvmx_get_gr_tag('c', 'v', 'm', '_', 'p', 'c', 'a', 'm', '_', (x + '0'), (y + '0'), \ + (z + '0'), '.', '.', '.', '.') + +#define CVMX_GR_TAG_CIU3_IDT(_n) \ + cvmx_get_gr_tag('c', 'v', 'm', '_', 'c', 'i', 'u', '3', '_', ((_n) + '0'), '_', 'i', 'd', \ + 't', '.', '.') + +/* Allocation of the 512 SW INTSTs (in the 12 bit SW INTSN space) */ +#define CVMX_GR_TAG_CIU3_SWINTSN(_n) \ + cvmx_get_gr_tag('c', 'v', 'm', '_', 'c', 'i', 'u', '3', '_', ((_n) + '0'), '_', 's', 'w', \ + 'i', 's', 'n') + +#define TAG_INIT_PART(A, B, C, D, E, F, G, H) \ + ((((u64)(A) & 0xff) << 56) | (((u64)(B) & 0xff) << 48) | (((u64)(C) & 0xff) << 40) | \ + (((u64)(D) & 0xff) << 32) | (((u64)(E) & 0xff) << 24) | (((u64)(F) & 0xff) << 16) | \ + (((u64)(G) & 0xff) << 8) | (((u64)(H) & 0xff))) + +struct global_resource_tag { + u64 lo; + u64 hi; +}; + +enum cvmx_resource_err { CVMX_RESOURCE_ALLOC_FAILED = -1, CVMX_RESOURCE_ALREADY_RESERVED = -2 }; + +/* + * @INTERNAL + * Creates a tag from the specified characters. + */ +static inline struct global_resource_tag cvmx_get_gr_tag(char a, char b, char c, char d, char e, + char f, char g, char h, char i, char j, + char k, char l, char m, char n, char o, + char p) +{ + struct global_resource_tag tag; + + tag.lo = TAG_INIT_PART(a, b, c, d, e, f, g, h); + tag.hi = TAG_INIT_PART(i, j, k, l, m, n, o, p); + return tag; +} + +static inline int cvmx_gr_same_tag(struct global_resource_tag gr1, struct global_resource_tag gr2) +{ + return (gr1.hi == gr2.hi) && (gr1.lo == gr2.lo); +} + +/* + * @INTERNAL + * Creates a global resource range that can hold the specified number of + * elements + * @param tag is the tag of the range. The taga is created using the method + * cvmx_get_gr_tag() + * @param nelements is the number of elements to be held in the resource range. + */ +int cvmx_create_global_resource_range(struct global_resource_tag tag, int nelements); + +/* + * @INTERNAL + * Allocate nelements in the global resource range with the specified tag. It + * is assumed that prior + * to calling this the global resource range has already been created using + * cvmx_create_global_resource_range(). + * @param tag is the tag of the global resource range. + * @param nelements is the number of elements to be allocated. + * @param owner is a 64 bit number that identifes the owner of this range. + * @aligment specifes the required alignment of the returned base number. + * @return returns the base of the allocated range. -1 return value indicates + * failure. + */ +int cvmx_allocate_global_resource_range(struct global_resource_tag tag, u64 owner, int nelements, + int alignment); + +/* + * @INTERNAL + * Allocate nelements in the global resource range with the specified tag. + * The elements allocated need not be contiguous. It is assumed that prior to + * calling this the global resource range has already + * been created using cvmx_create_global_resource_range(). + * @param tag is the tag of the global resource range. + * @param nelements is the number of elements to be allocated. + * @param owner is a 64 bit number that identifes the owner of the allocated + * elements. + * @param allocated_elements returns indexs of the allocated entries. + * @return returns 0 on success and -1 on failure. + */ +int cvmx_resource_alloc_many(struct global_resource_tag tag, u64 owner, int nelements, + int allocated_elements[]); +int cvmx_resource_alloc_reverse(struct global_resource_tag, u64 owner); +/* + * @INTERNAL + * Reserve nelements starting from base in the global resource range with the + * specified tag. + * It is assumed that prior to calling this the global resource range has + * already been created using cvmx_create_global_resource_range(). + * @param tag is the tag of the global resource range. + * @param nelements is the number of elements to be allocated. + * @param owner is a 64 bit number that identifes the owner of this range. + * @base specifies the base start of nelements. + * @return returns the base of the allocated range. -1 return value indicates + * failure. + */ +int cvmx_reserve_global_resource_range(struct global_resource_tag tag, u64 owner, int base, + int nelements); +/* + * @INTERNAL + * Free nelements starting at base in the global resource range with the + * specified tag. + * @param tag is the tag of the global resource range. + * @param base is the base number + * @param nelements is the number of elements that are to be freed. + * @return returns 0 if successful and -1 on failure. + */ +int cvmx_free_global_resource_range_with_base(struct global_resource_tag tag, int base, + int nelements); + +/* + * @INTERNAL + * Free nelements with the bases specified in bases[] with the + * specified tag. + * @param tag is the tag of the global resource range. + * @param bases is an array containing the bases to be freed. + * @param nelements is the number of elements that are to be freed. + * @return returns 0 if successful and -1 on failure. + */ +int cvmx_free_global_resource_range_multiple(struct global_resource_tag tag, int bases[], + int nelements); +/* + * @INTERNAL + * Free elements from the specified owner in the global resource range with the + * specified tag. + * @param tag is the tag of the global resource range. + * @param owner is the owner of resources that are to be freed. + * @return returns 0 if successful and -1 on failure. + */ +int cvmx_free_global_resource_range_with_owner(struct global_resource_tag tag, int owner); + +/* + * @INTERNAL + * Frees all the global resources that have been created. + * For use only from the bootloader, when it shutdown and boots up the + * application or kernel. + */ +int free_global_resources(void); + +u64 cvmx_get_global_resource_owner(struct global_resource_tag tag, int base); +/* + * @INTERNAL + * Shows the global resource range with the specified tag. Use mainly for debug. + */ +void cvmx_show_global_resource_range(struct global_resource_tag tag); + +/* + * @INTERNAL + * Shows all the global resources. Used mainly for debug. + */ +void cvmx_global_resources_show(void); + +u64 cvmx_allocate_app_id(void); +u64 cvmx_get_app_id(void); + +#endif |