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47 lines
1.4 KiB
47 lines
1.4 KiB
#include "cdm.h"
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#include "stddef.h"
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int write_dmi(uint8_t *dst, uint64_t *addr, uint32_t length, uint32_t dmi_addr, uint8_t sel) {
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struct cdm_dmi_cmd *cmd = (struct cdm_dmi_cmd*)dst;
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cmd->cmd = CAM_CDM_CMD_DMI_32;
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cmd->length = length - 1;
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cmd->reserved = 0;
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cmd->addr = 0; // gets patched in
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cmd->DMIAddr = dmi_addr;
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cmd->DMISel = sel;
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*addr = (uint64_t)(dst + offsetof(struct cdm_dmi_cmd, addr));
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return sizeof(struct cdm_dmi_cmd);
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}
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int write_cont(uint8_t *dst, uint32_t reg, const std::vector<uint32_t> &vals) {
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struct cdm_regcontinuous_cmd *cmd = (struct cdm_regcontinuous_cmd*)dst;
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cmd->cmd = CAM_CDM_CMD_REG_CONT;
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cmd->count = vals.size();
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cmd->offset = reg;
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cmd->reserved0 = 0;
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cmd->reserved1 = 0;
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uint32_t *vd = (uint32_t*)(dst + sizeof(struct cdm_regcontinuous_cmd));
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for (int i = 0; i < vals.size(); i++) {
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*vd = vals[i];
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vd++;
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}
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return sizeof(struct cdm_regcontinuous_cmd) + vals.size()*sizeof(uint32_t);
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}
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int write_random(uint8_t *dst, const std::vector<uint32_t> &vals) {
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struct cdm_regrandom_cmd *cmd = (struct cdm_regrandom_cmd*)dst;
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cmd->cmd = CAM_CDM_CMD_REG_RANDOM;
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cmd->count = vals.size() / 2;
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cmd->reserved = 0;
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uint32_t *vd = (uint32_t*)(dst + sizeof(struct cdm_regrandom_cmd));
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for (int i = 0; i < vals.size(); i++) {
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*vd = vals[i];
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vd++;
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}
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return sizeof(struct cdm_regrandom_cmd) + vals.size()*sizeof(uint32_t);
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}
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