| /***********************license start*********************************** |
| * Copyright (c) 2003-2017 Cavium Inc. (support@cavium.com). All rights |
| * reserved. |
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| * with the distribution. |
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| * derived from this software without specific prior written |
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| * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS" |
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| ***********************license end**************************************/ |
| |
| /** |
| * @file |
| * |
| * Interface to the ECAMs. |
| * |
| * @addtogroup hal |
| * @{ |
| */ |
| |
| /** |
| * Read from an ECAM |
| * |
| * @param device Device to read from |
| * @param reg Register to read |
| * |
| * @return Result of the read of -1 on failure |
| */ |
| extern uint32_t bdk_ecam_read32(const bdk_device_t *device, int reg); |
| |
| /** |
| * Write to an ECAM register |
| * |
| * @param device Device to write to |
| * @param reg Register to write |
| * @param value Value to write |
| */ |
| extern void bdk_ecam_write32(const bdk_device_t *device, int reg, uint32_t value); |
| |
| /** |
| * Build an ECAM config space request address for a device |
| * |
| * @param device Device being accessed |
| * @param reg Register to access |
| * |
| * @return 64bit IO address |
| */ |
| extern uint64_t __bdk_ecam_build_address(const bdk_device_t *device, int reg); |
| |
| /** |
| * Return the number of internal ECAMS on a node. |
| * |
| * @param node Node to query |
| * |
| * @return Number of ECAMs available |
| */ |
| extern int bdk_ecam_get_num(bdk_node_t node); |
| |
| /** |
| * Scan all ECAMs for devices and add them to bdk-device |
| * |
| * @param node Node to scan |
| * |
| * @return Zero on success, negative on failure |
| */ |
| extern int bdk_ecam_scan_all(bdk_node_t node) BDK_WEAK; |
| |
| /** @} */ |
| |