diff options
Diffstat (limited to 'cvmx-helper.h')
| -rw-r--r-- | cvmx-helper.h | 111 |
1 files changed, 97 insertions, 14 deletions
diff --git a/cvmx-helper.h b/cvmx-helper.h index 8a91ce98c0d6..24da367543ef 100644 --- a/cvmx-helper.h +++ b/cvmx-helper.h @@ -1,5 +1,5 @@ /***********************license start*************** - * Copyright (c) 2003-2010 Cavium Networks (support@cavium.com). All rights + * Copyright (c) 2003-2010 Cavium Inc. (support@cavium.com). All rights * reserved. * * @@ -15,7 +15,7 @@ * disclaimer in the documentation and/or other materials provided * with the distribution. - * * Neither the name of Cavium Networks nor the names of + * * Neither the name of Cavium Inc. nor the names of * its contributors may be used to endorse or promote products * derived from this software without specific prior written * permission. @@ -26,7 +26,7 @@ * countries. * TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SOFTWARE IS PROVIDED "AS IS" - * AND WITH ALL FAULTS AND CAVIUM NETWORKS MAKES NO PROMISES, REPRESENTATIONS OR + * AND WITH ALL FAULTS AND CAVIUM INC. MAKES NO PROMISES, REPRESENTATIONS OR * WARRANTIES, EITHER EXPRESS, IMPLIED, STATUTORY, OR OTHERWISE, WITH RESPECT TO * THE SOFTWARE, INCLUDING ITS CONDITION, ITS CONFORMITY TO ANY REPRESENTATION OR * DESCRIPTION, OR THE EXISTENCE OF ANY LATENT OR PATENT DEFECTS, AND CAVIUM @@ -48,7 +48,7 @@ * * Helper functions for common, but complicated tasks. * - * <hr>$Revision: 49448 $<hr> + * <hr>$Revision: 70030 $<hr> */ #ifndef __CVMX_HELPER_H__ @@ -65,10 +65,60 @@ #include "cvmx-fpa.h" #include "cvmx-wqe.h" -#ifdef __cplusplus +#ifdef __cplusplus extern "C" { #endif +/* Max number of GMXX */ +#define CVMX_HELPER_MAX_GMX (OCTEON_IS_MODEL(OCTEON_CN68XX) ? 5 : 2) + +#define CVMX_HELPER_CSR_INIT0 0 /* Do not change as + CVMX_HELPER_WRITE_CSR() + assumes it */ +#define CVMX_HELPER_CSR_INIT_READ -1 + +/* + * CVMX_HELPER_WRITE_CSR--set a field in a CSR with a value. + * + * @param chcsr_init intial value of the csr (CVMX_HELPER_CSR_INIT_READ + * means to use the existing csr value as the + * initial value.) + * @param chcsr_csr the name of the csr + * @param chcsr_type the type of the csr (see the -defs.h) + * @param chcsr_chip the chip for the csr/field + * @param chcsr_fld the field in the csr + * @param chcsr_val the value for field + */ +#define CVMX_HELPER_WRITE_CSR(chcsr_init, chcsr_csr, chcsr_type, \ + chcsr_chip, chcsr_fld, chcsr_val) \ + do { \ + chcsr_type csr; \ + if ((chcsr_init) == CVMX_HELPER_CSR_INIT_READ) \ + csr.u64 = cvmx_read_csr(chcsr_csr); \ + else \ + csr.u64 = (chcsr_init); \ + csr.chcsr_chip.chcsr_fld = (chcsr_val); \ + cvmx_write_csr((chcsr_csr), csr.u64); \ + } while(0) + +/* + * CVMX_HELPER_WRITE_CSR0--set a field in a CSR with the initial value of 0 + */ +#define CVMX_HELPER_WRITE_CSR0(chcsr_csr, chcsr_type, chcsr_chip, \ + chcsr_fld, chcsr_val) \ + CVMX_HELPER_WRITE_CSR(CVMX_HELPER_CSR_INIT0, chcsr_csr, \ + chcsr_type, chcsr_chip, chcsr_fld, chcsr_val) + +/* + * CVMX_HELPER_WRITE_CSR1--set a field in a CSR with the initial value of + * the CSR's current value. + */ +#define CVMX_HELPER_WRITE_CSR1(chcsr_csr, chcsr_type, chcsr_chip, \ + chcsr_fld, chcsr_val) \ + CVMX_HELPER_WRITE_CSR(CVMX_HELPER_CSR_INIT_READ, chcsr_csr, \ + chcsr_type, chcsr_chip, chcsr_fld, chcsr_val) + + typedef enum { CVMX_HELPER_INTERFACE_MODE_DISABLED, @@ -82,6 +132,8 @@ typedef enum CVMX_HELPER_INTERFACE_MODE_NPI, CVMX_HELPER_INTERFACE_MODE_LOOP, CVMX_HELPER_INTERFACE_MODE_SRIO, + CVMX_HELPER_INTERFACE_MODE_ILK, + CVMX_HELPER_INTERFACE_MODE_RXAUI, } cvmx_helper_interface_mode_t; typedef union @@ -101,6 +153,7 @@ typedef union #ifdef CVMX_ENABLE_PKO_FUNCTIONS #include "cvmx-helper-errata.h" +#include "cvmx-helper-ilk.h" #include "cvmx-helper-loop.h" #include "cvmx-helper-npi.h" #include "cvmx-helper-rgmii.h" @@ -117,17 +170,17 @@ typedef union * number. Users should set this pointer to a function before * calling any cvmx-helper operations. */ -extern void (*cvmx_override_pko_queue_priority)(int pko_port, uint64_t priorities[16]); +extern CVMX_SHARED void (*cvmx_override_pko_queue_priority)(int ipd_port, uint64_t *priorities); /** * cvmx_override_ipd_port_setup(int ipd_port) is a function - * pointer. It is meant to allow customization of the IPD port + * pointer. It is meant to allow customization of the IPD port/port kind * setup before packet input/output comes online. It is called * after cvmx-helper does the default IPD configuration, but * before IPD is enabled. Users should set this pointer to a * function before calling any cvmx-helper operations. */ -extern void (*cvmx_override_ipd_port_setup)(int ipd_port); +extern CVMX_SHARED void (*cvmx_override_ipd_port_setup)(int ipd_port); /** * This function enables the IPD and also enables the packet interfaces. @@ -142,6 +195,26 @@ extern void (*cvmx_override_ipd_port_setup)(int ipd_port); extern int cvmx_helper_ipd_and_packet_input_enable(void); /** + * Initialize and allocate memory for the SSO. + * + * @param wqe_entries The maximum number of work queue entries to be + * supported. + * + * @return Zero on success, non-zero on failure. + */ +extern int cvmx_helper_initialize_sso(int wqe_entries); + +/** + * Undo the effect of cvmx_helper_initialize_sso(). + * + * Warning: since cvmx_bootmem_alloc() memory cannot be freed, the + * memory allocated by cvmx_helper_initialize_sso() will be leaked. + * + * @return Zero on success, non-zero on failure. + */ +extern int cvmx_helper_uninitialize_sso(void); + +/** * Initialize the PIP, IPD, and PKO hardware to support * simple priority based queues for the ethernet ports. Each * port is configured with a number of priority queues based @@ -253,11 +326,11 @@ extern int cvmx_helper_link_set(int ipd_port, cvmx_helper_link_info_t link_info) /** - * This function probes an interface to determine the actual - * number of hardware ports connected to it. It doesn't setup the - * ports or enable them. The main goal here is to set the global - * interface_port_count[interface] correctly. Hardware setup of the - * ports will be performed later. + * This function probes an interface to determine the actual number of + * hardware ports connected to it. It does some setup the ports but + * doesn't enable them. The main goal here is to set the global + * interface_port_count[interface] correctly. Final hardware setup of + * the ports will be performed later. * * @param interface Interface to probe * @@ -266,6 +339,16 @@ extern int cvmx_helper_link_set(int ipd_port, cvmx_helper_link_info_t link_info) extern int cvmx_helper_interface_probe(int interface); /** + * Determine the actual number of hardware ports connected to an + * interface. It doesn't setup the ports or enable them. + * + * @param interface Interface to enumerate + * + * @return Zero on success, negative on failure + */ +extern int cvmx_helper_interface_enumerate(int interface); + +/** * Configure a port for internal and/or external loopback. Internal loopback * causes packets sent by the port to be received by Octeon. External loopback * causes packets received from the wire to sent out again. @@ -282,7 +365,7 @@ extern int cvmx_helper_configure_loopback(int ipd_port, int enable_internal, int #endif /* CVMX_ENABLE_PKO_FUNCTIONS */ -#ifdef __cplusplus +#ifdef __cplusplus } #endif |