xref: /aosp_15_r20/external/coreboot/src/vendorcode/cavium/bdk/libbdk-boot/bdk-boot.c (revision b9411a12aaaa7e1e6a6fb7c5e057f44ee179a49c)
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39 #include <bdk.h>
40 #include <string.h>
41 #include "libbdk-hal/if/bdk-if.h"
42 #include "libbdk-arch/bdk-csrs-pem.h"
43 #include "libbdk-boot/bdk-boot-pcie.h"
44 #include "libbdk-boot/bdk-boot-qlm.h"
45 #include "libbdk-boot/bdk-boot-usb.h"
46 #include "libbdk-hal/bdk-pcie.h"
47 #include "libbdk-hal/bdk-mdio.h"
48 #include "libbdk-hal/bdk-qlm.h"
49 #include "libbdk-hal/bdk-ecam.h"
50 #include "libbdk-hal/bdk-rng.h"
51 #include "libbdk-boot/bdk-boot-gpio.h"
52 #include "libbdk-arch/bdk-csrs-iobn.h"
53 #include "libbdk-arch/bdk-csrs-dap.h"
54 
55 /**
56  * Configure hardware
57  */
bdk_boot(void)58 void bdk_boot(void)
59 {
60     for (bdk_node_t n = BDK_NODE_0; n < BDK_NUMA_MAX_NODES; n++)
61     {
62         if (bdk_numa_exists(n))
63         {
64             /* Allow CAP access from cores so we can read system registers through
65                memory mapped addresses. See bdk_sysreg_read() */
66             BDK_CSR_MODIFY(c, n, BDK_DAP_IMP_DAR, c.s.caben = 1);
67 
68             /* Enable IOBN */
69             if (CAVIUM_IS_MODEL(CAVIUM_CN88XX) || CAVIUM_IS_MODEL(CAVIUM_CN81XX))
70             {
71                 BDK_CSR_MODIFY(c, n, BDK_IOBNX_NCB0_HP(0),
72                     c.s.hp = 1);
73                 if (CAVIUM_IS_MODEL(CAVIUM_CN88XX))
74                     BDK_CSR_MODIFY(c, n, BDK_IOBNX_NCB0_HP(1),
75                         c.s.hp = 0);
76             }
77 
78             bdk_ecam_scan_all(n);
79             bdk_mdio_init(n);
80             bdk_qlm_init(n);
81             bdk_rng_init(n);
82         }
83     }
84 
85     bdk_boot_gpio();
86     bdk_boot_usb();
87     bdk_boot_qlm();
88     bdk_boot_pcie();
89 
90     /* Initialize PHYs */
91     for (bdk_node_t n = BDK_NODE_0; n < BDK_NUMA_MAX_NODES; n++)
92     {
93         if (bdk_numa_exists(n))
94         {
95             bdk_if_phy_setup(n);
96         }
97     }
98 }
99